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<!-- Creation Date      : 2020-05-06T22:51:51.1195497+00:00 -->
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<!-- Package ID         : 02f77a1a3bdd4600b31f984de151e056 -->
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    <link:loc xlink:href="mtb-20200331.xsd#mtb_OtherComprehensiveIncomeAmortizationOfDefinedBenefitPlanActuarialLossRecognizedInNetPeriodicBenefitCostTaxEffect" xlink:type="locator" xlink:label="mtb_OtherComprehensiveIncomeAmortizationOfDefinedBenefitPlanActuarialLossRecognizedInNetPeriodicBenefitCostTaxEffect" />
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    <link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_DocumentFiscalYearFocus" xlink:type="locator" xlink:label="dei_DocumentFiscalYearFocus" />
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    <link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityRegistrantName" xlink:type="locator" xlink:label="dei_EntityRegistrantName" />
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    <link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityFilerCategory" xlink:type="locator" xlink:label="dei_EntityFilerCategory" />
    <link:label xml:lang="en-US" xlink:label="dei_EntityFilerCategory_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Filer Category</link:label>
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    <link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntitySmallBusiness" xlink:type="locator" xlink:label="dei_EntitySmallBusiness" />
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    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntitySmallBusiness" xlink:to="dei_EntitySmallBusiness_lbl" />
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    <link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityEmergingGrowthCompany" xlink:type="locator" xlink:label="dei_EntityEmergingGrowthCompany" />
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    <link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityCommonStockSharesOutstanding" xlink:type="locator" xlink:label="dei_EntityCommonStockSharesOutstanding" />
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    <link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityFileNumber" xlink:type="locator" xlink:label="dei_EntityFileNumber" />
    <link:label xml:lang="en-US" xlink:label="dei_EntityFileNumber_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity File Number</link:label>
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    <link:label xml:lang="en-US" xlink:label="dei_EntityFileNumber_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Entity File Number</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityTaxIdentificationNumber" xlink:type="locator" xlink:label="dei_EntityTaxIdentificationNumber" />
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    <link:label xml:lang="en-US" xlink:label="dei_EntityTaxIdentificationNumber_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Entity Tax Identification Number</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityIncorporationStateCountryCode" xlink:type="locator" xlink:label="dei_EntityIncorporationStateCountryCode" />
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    <link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_Security12bTitle" xlink:type="locator" xlink:label="dei_Security12bTitle" />
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    <link:label xml:lang="en-US" xlink:label="dei_EntityInteractiveDataCurrent_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Interactive Data Current</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityInteractiveDataCurrent" xlink:to="dei_EntityInteractiveDataCurrent_lbl" />
    <link:label xml:lang="en-US" xlink:label="dei_EntityInteractiveDataCurrent_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Entity Interactive Data Current</link:label>
    <link:loc xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityShellCompany" xlink:type="locator" xlink:label="dei_EntityShellCompany" />
    <link:label xml:lang="en-US" xlink:label="dei_EntityShellCompany_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Shell Company</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityShellCompany" xlink:to="dei_EntityShellCompany_lbl" />
    <link:label xml:lang="en-US" xlink:label="dei_EntityShellCompany_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Entity Shell Company</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_TradingAccount" xlink:type="locator" xlink:label="mtb_TradingAccount" />
    <link:label xml:lang="en-US" xlink:label="mtb_TradingAccount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Trading account.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_TradingAccount" xlink:to="mtb_TradingAccount_lbl" />
    <link:loc xlink:href="mtb-20200331.xsd#mtb_SavingsAndInterestCheckingDeposits" xlink:type="locator" xlink:label="mtb_SavingsAndInterestCheckingDeposits" />
    <link:label xml:lang="en-US" xlink:label="mtb_SavingsAndInterestCheckingDeposits_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of domestic interest-bearing checking and savings accounts, which may include money market accounts, NOW accounts, interest-bearing corporate checking accounts, brokered deposits and other savings accounts.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_SavingsAndInterestCheckingDeposits" xlink:to="mtb_SavingsAndInterestCheckingDeposits_lbl" />
    <link:loc xlink:href="mtb-20200331.xsd#mtb_CommonStockIssuable" xlink:type="locator" xlink:label="mtb_CommonStockIssuable" />
    <link:label xml:lang="en-US" xlink:label="mtb_CommonStockIssuable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">The obligation to issue shares of company common stock in connection with deferred compensation plans.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_CommonStockIssuable" xlink:to="mtb_CommonStockIssuable_lbl" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StatementOfFinancialPositionAbstract" xlink:type="locator" xlink:label="us-gaap_StatementOfFinancialPositionAbstract" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_StatementOfFinancialPositionAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Statement Of Financial Position [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StatementOfFinancialPositionAbstract" xlink:to="us-gaap_StatementOfFinancialPositionAbstract_lbl" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AssetsAbstract" xlink:type="locator" xlink:label="us-gaap_AssetsAbstract" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_AssetsAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AssetsAbstract" xlink:to="us-gaap_AssetsAbstract_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_AssetsAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Assets [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashAndDueFromBanks" xlink:type="locator" xlink:label="us-gaap_CashAndDueFromBanks" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_CashAndDueFromBanks_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash and due from banks</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashAndDueFromBanks" xlink:to="us-gaap_CashAndDueFromBanks_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_CashAndDueFromBanks_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Cash And Due From Banks</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InterestBearingDepositsInBanks" xlink:type="locator" xlink:label="us-gaap_InterestBearingDepositsInBanks" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_InterestBearingDepositsInBanks_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest-bearing deposits at banks</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestBearingDepositsInBanks" xlink:to="us-gaap_InterestBearingDepositsInBanks_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_InterestBearingDepositsInBanks_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Interest Bearing Deposits In Banks</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FederalFundsSold" xlink:type="locator" xlink:label="us-gaap_FederalFundsSold" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FederalFundsSold_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Federal funds sold</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FederalFundsSold" xlink:to="us-gaap_FederalFundsSold_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FederalFundsSold_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Federal Funds Sold</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_TradingAccount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Trading account</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_TradingAccount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Trading Account</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_MarketableSecuritiesAbstract" xlink:type="locator" xlink:label="us-gaap_MarketableSecuritiesAbstract" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_MarketableSecuritiesAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Investment securities (includes pledged securities that can be sold or repledged of $195,217 at March 31, 2020; $200,339 at December 31, 2019)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MarketableSecuritiesAbstract" xlink:to="us-gaap_MarketableSecuritiesAbstract_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_MarketableSecuritiesAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Marketable Securities [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecurities" xlink:type="locator" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtSecurities" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtSecurities_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Available for sale (cost: $5,948,056 at March 31, 2020; $6,258,276 at December 31, 2019)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AvailableForSaleSecuritiesDebtSecurities" xlink:to="us-gaap_AvailableForSaleSecuritiesDebtSecurities_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtSecurities_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Available For Sale Securities Debt Securities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_HeldToMaturitySecurities" xlink:type="locator" xlink:label="us-gaap_HeldToMaturitySecurities" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_HeldToMaturitySecurities_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Held to maturity (fair value: $2,397,849 at March 31, 2020; $2,699,206 at December 31, 2019)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_HeldToMaturitySecurities" xlink:to="us-gaap_HeldToMaturitySecurities_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_HeldToMaturitySecurities_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Held To Maturity Securities</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_EquityAndOtherSecuritiesEstimatedFairValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Equity and other securities (cost: $502,234 at March 31, 2020; $487,041 at December 31, 2019)</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_EquityAndOtherSecuritiesEstimatedFairValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Equity And Other Securities Estimated Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Investments" xlink:type="locator" xlink:label="us-gaap_Investments" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_Investments_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total investment securities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Investments" xlink:to="us-gaap_Investments_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_Investments_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Investments</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LoansAndLeasesReceivableGrossCarryingAmount" xlink:type="locator" xlink:label="us-gaap_LoansAndLeasesReceivableGrossCarryingAmount" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_LoansAndLeasesReceivableGrossCarryingAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loans and leases</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LoansAndLeasesReceivableGrossCarryingAmount" xlink:to="us-gaap_LoansAndLeasesReceivableGrossCarryingAmount_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_LoansAndLeasesReceivableGrossCarryingAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Loans And Leases Receivable Gross Carrying Amount</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LoansAndLeasesReceivableDeferredIncome" xlink:type="locator" xlink:label="us-gaap_LoansAndLeasesReceivableDeferredIncome" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_LoansAndLeasesReceivableDeferredIncome_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Unearned discount</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LoansAndLeasesReceivableDeferredIncome" xlink:to="us-gaap_LoansAndLeasesReceivableDeferredIncome_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_LoansAndLeasesReceivableDeferredIncome_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Loans And Leases Receivable Deferred Income</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LoansAndLeasesReceivableNetOfDeferredIncome" xlink:type="locator" xlink:label="us-gaap_LoansAndLeasesReceivableNetOfDeferredIncome" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_LoansAndLeasesReceivableNetOfDeferredIncome_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Loans and leases, net of unearned discount</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LoansAndLeasesReceivableNetOfDeferredIncome" xlink:to="us-gaap_LoansAndLeasesReceivableNetOfDeferredIncome_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_LoansAndLeasesReceivableNetOfDeferredIncome_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Loans And Leases Receivable Net Of Deferred Income</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LoansAndLeasesReceivableAllowance" xlink:type="locator" xlink:label="us-gaap_LoansAndLeasesReceivableAllowance" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_LoansAndLeasesReceivableAllowance_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Allowance for credit losses</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LoansAndLeasesReceivableAllowance" xlink:to="us-gaap_LoansAndLeasesReceivableAllowance_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_LoansAndLeasesReceivableAllowance_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Loans And Leases Receivable Allowance</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LoansAndLeasesReceivableNetReportedAmount" xlink:type="locator" xlink:label="us-gaap_LoansAndLeasesReceivableNetReportedAmount" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_LoansAndLeasesReceivableNetReportedAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Loans and leases, net</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LoansAndLeasesReceivableNetReportedAmount" xlink:to="us-gaap_LoansAndLeasesReceivableNetReportedAmount_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_LoansAndLeasesReceivableNetReportedAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Loans And Leases Receivable Net Reported Amount</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:type="locator" xlink:label="us-gaap_PropertyPlantAndEquipmentNet" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Premises and equipment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentNet" xlink:to="us-gaap_PropertyPlantAndEquipmentNet_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Property Plant And Equipment Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Goodwill" xlink:type="locator" xlink:label="us-gaap_Goodwill" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_Goodwill_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Goodwill</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Goodwill" xlink:to="us-gaap_Goodwill_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_Goodwill_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Goodwill</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsNet" xlink:type="locator" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Core deposit and other intangible assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsNet" xlink:to="us-gaap_FiniteLivedIntangibleAssetsNet_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Finite Lived Intangible Assets Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InterestReceivableAndOtherAssets" xlink:type="locator" xlink:label="us-gaap_InterestReceivableAndOtherAssets" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_InterestReceivableAndOtherAssets_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued interest and other assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestReceivableAndOtherAssets" xlink:to="us-gaap_InterestReceivableAndOtherAssets_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_InterestReceivableAndOtherAssets_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Interest Receivable And Other Assets</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Assets" xlink:type="locator" xlink:label="us-gaap_Assets" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_Assets_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Assets" xlink:to="us-gaap_Assets_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_Assets_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Assets</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilitiesAbstract" xlink:type="locator" xlink:label="us-gaap_LiabilitiesAbstract" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_LiabilitiesAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Liabilities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilitiesAbstract" xlink:to="us-gaap_LiabilitiesAbstract_lbl" />
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    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Liabilities" xlink:to="us-gaap_Liabilities_lbl" />
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockholdersEquityAbstract" xlink:type="locator" xlink:label="us-gaap_StockholdersEquityAbstract" />
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    <link:loc xlink:href="mtb-20200331.xsd#mtb_DepreciationAndAmortization1" xlink:type="locator" xlink:label="mtb_DepreciationAndAmortization1" />
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    <link:loc xlink:href="mtb-20200331.xsd#mtb_NetChangeInAccruedInterestReceivablePayable" xlink:type="locator" xlink:label="mtb_NetChangeInAccruedInterestReceivablePayable" />
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    <link:loc xlink:href="mtb-20200331.xsd#mtb_ProceedsFromSaleOfEquityAndOtherSecuritiesInvestments" xlink:type="locator" xlink:label="mtb_ProceedsFromSaleOfEquityAndOtherSecuritiesInvestments" />
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    <link:loc xlink:href="mtb-20200331.xsd#mtb_PaymentsToAcquireEquityAndOtherSecuritiesInvestments" xlink:type="locator" xlink:label="mtb_PaymentsToAcquireEquityAndOtherSecuritiesInvestments" />
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    <link:loc xlink:href="mtb-20200331.xsd#mtb_NetIncreaseDecreaseInLoanServicingAdvances" xlink:type="locator" xlink:label="mtb_NetIncreaseDecreaseInLoanServicingAdvances" />
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    <link:loc xlink:href="mtb-20200331.xsd#mtb_IncreaseDecreaseInShortTermBorrowings" xlink:type="locator" xlink:label="mtb_IncreaseDecreaseInShortTermBorrowings" />
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    <link:loc xlink:href="mtb-20200331.xsd#mtb_ConsolidationSecuritizedTrustsIncreaseInvestmentSecuritiesHeldForSale" xlink:type="locator" xlink:label="mtb_ConsolidationSecuritizedTrustsIncreaseInvestmentSecuritiesHeldForSale" />
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    <link:loc xlink:href="mtb-20200331.xsd#mtb_NoncashOperatingLeaseRightOfUseAssets" xlink:type="locator" xlink:label="mtb_NoncashOperatingLeaseRightOfUseAssets" />
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    <link:loc xlink:href="mtb-20200331.xsd#mtb_NoncashOperatingLeaseOtherLiabilities" xlink:type="locator" xlink:label="mtb_NoncashOperatingLeaseOtherLiabilities" />
    <link:label xml:lang="en-US" xlink:label="mtb_NoncashOperatingLeaseOtherLiabilities_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Noncash operating lease other liabilities.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_NoncashOperatingLeaseOtherLiabilities" xlink:to="mtb_NoncashOperatingLeaseOtherLiabilities_lbl" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StatementOfCashFlowsAbstract" xlink:type="locator" xlink:label="us-gaap_StatementOfCashFlowsAbstract" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_StatementOfCashFlowsAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Statement Of Cash Flows [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StatementOfCashFlowsAbstract" xlink:to="us-gaap_StatementOfCashFlowsAbstract_lbl" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:type="locator" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash flows from operating activities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Net Cash Provided By Used In Operating Activities [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:type="locator" xlink:label="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Adjustments to reconcile net income to net cash provided by operating activities</link:label>
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    <link:label xml:lang="en-US" xlink:label="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Adjustments To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_DepreciationAndAmortization1_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Depreciation and amortization of premises and equipment</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_DepreciationAndAmortization1_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Depreciation And Amortization1</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AmortizationOfMortgageServicingRightsMSRs" xlink:type="locator" xlink:label="us-gaap_AmortizationOfMortgageServicingRightsMSRs" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_AmortizationOfMortgageServicingRightsMSRs_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amortization of capitalized servicing rights</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AmortizationOfMortgageServicingRightsMSRs" xlink:to="us-gaap_AmortizationOfMortgageServicingRightsMSRs_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_AmortizationOfMortgageServicingRightsMSRs_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Amortization Of Mortgage Servicing Rights M S Rs</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit" xlink:type="locator" xlink:label="us-gaap_DeferredIncomeTaxExpenseBenefit" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DeferredIncomeTaxExpenseBenefit_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Provision for deferred income taxes</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredIncomeTaxExpenseBenefit" xlink:to="us-gaap_DeferredIncomeTaxExpenseBenefit_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DeferredIncomeTaxExpenseBenefit_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Income Tax Expense Benefit</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AssetImpairmentCharges" xlink:type="locator" xlink:label="us-gaap_AssetImpairmentCharges" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_AssetImpairmentCharges_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Asset write-downs</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AssetImpairmentCharges" xlink:to="us-gaap_AssetImpairmentCharges_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_AssetImpairmentCharges_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Asset Impairment Charges</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GainsLossesOnSalesOfAssets" xlink:type="locator" xlink:label="us-gaap_GainsLossesOnSalesOfAssets" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_GainsLossesOnSalesOfAssets_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Net gain on sales of assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GainsLossesOnSalesOfAssets" xlink:to="us-gaap_GainsLossesOnSalesOfAssets_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_GainsLossesOnSalesOfAssets_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Gains Losses On Sales Of Assets</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_NetChangeInAccruedInterestReceivablePayable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Net change in accrued interest receivable, payable</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_NetChangeInAccruedInterestReceivablePayable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Net Change In Accrued Interest Receivable Payable</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet" xlink:type="locator" xlink:label="us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Net change in other accrued income and expense</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet" xlink:to="us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Increase Decrease In Other Operating Capital Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInLoansHeldForSale" xlink:type="locator" xlink:label="us-gaap_IncreaseDecreaseInLoansHeldForSale" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_IncreaseDecreaseInLoansHeldForSale_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Net change in loans originated for sale</link:label>
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    <link:label xml:lang="en-US" xlink:label="us-gaap_IncreaseDecreaseInLoansHeldForSale_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Increase Decrease In Loans Held For Sale</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInFinancialInstrumentsUsedInOperatingActivities" xlink:type="locator" xlink:label="us-gaap_IncreaseDecreaseInFinancialInstrumentsUsedInOperatingActivities" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_IncreaseDecreaseInFinancialInstrumentsUsedInOperatingActivities_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Net change in trading account assets and liabilities</link:label>
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    <link:label xml:lang="en-US" xlink:label="us-gaap_IncreaseDecreaseInFinancialInstrumentsUsedInOperatingActivities_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Increase Decrease In Financial Instruments Used In Operating Activities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:type="locator" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivities" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivities_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net cash provided (used) by operating activities</link:label>
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    <link:label xml:lang="en-US" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivities_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Net Cash Provided By Used In Operating Activities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" xlink:type="locator" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash flows from investing activities</link:label>
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    <link:label xml:lang="en-US" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Net Cash Provided By Used In Investing Activities [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_ProceedsFromSaleOfEquityAndOtherSecuritiesInvestments_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds from sales of investment securities equity and other</link:label>
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    <link:label xml:lang="en-US" xlink:label="us-gaap_ProceedsFromSaleAndMaturityOfMarketableSecurities_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds from maturities of investment securities</link:label>
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    <link:label xml:lang="en-US" xlink:label="us-gaap_ProceedsFromSaleAndMaturityOfMarketableSecurities_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds From Sale And Maturity Of Marketable Securities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities" xlink:type="locator" xlink:label="us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds from maturities of investment securities Available for sale</link:label>
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsForProceedsFromProductiveAssets" xlink:type="locator" xlink:label="us-gaap_PaymentsForProceedsFromProductiveAssets" />
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    <link:label xml:lang="en-US" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivities_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Net Cash Provided By Used In Investing Activities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" xlink:type="locator" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash flows from financing activities</link:label>
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInDeposits" xlink:type="locator" xlink:label="us-gaap_IncreaseDecreaseInDeposits" />
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    <link:label xml:lang="en-US" xlink:label="mtb_IncreaseDecreaseInShortTermBorrowings_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net decrease in short-term borrowings</link:label>
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RepaymentsOfLongTermDebt" xlink:type="locator" xlink:label="us-gaap_RepaymentsOfLongTermDebt" />
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsForRepurchaseOfCommonStock" xlink:type="locator" xlink:label="us-gaap_PaymentsForRepurchaseOfCommonStock" />
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsOfDividendsCommonStock" xlink:type="locator" xlink:label="us-gaap_PaymentsOfDividendsCommonStock" />
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    <link:label xml:lang="en-US" xlink:label="us-gaap_ProceedsFromPaymentsForOtherFinancingActivities_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other, net</link:label>
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    <link:label xml:lang="en-US" xlink:label="us-gaap_IncomeTaxesPaidNet_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Income taxes paid during the period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxesPaidNet" xlink:to="us-gaap_IncomeTaxesPaidNet_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_IncomeTaxesPaidNet_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Income Taxes Paid Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract" xlink:type="locator" xlink:label="us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Supplemental schedule of noncash investing and financing activities</link:label>
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    <link:label xml:lang="en-US" xlink:label="us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Cash Flow Noncash Investing And Financing Activities Disclosure [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TransferToOtherRealEstate" xlink:type="locator" xlink:label="us-gaap_TransferToOtherRealEstate" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_TransferToOtherRealEstate_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Real estate acquired in settlement of loans</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TransferToOtherRealEstate" xlink:to="us-gaap_TransferToOtherRealEstate_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_TransferToOtherRealEstate_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Transfer To Other Real Estate</link:label>
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    <link:label xml:lang="en-US" xlink:label="mtb_ConsolidationSecuritizedTrustsIncreaseInvestmentSecuritiesHeldForSale_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Consolidation Securitized Trusts Increase Investment Securities Held For Sale</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_MortgageServicingRightsMSRImpairmentRecovery" xlink:type="locator" xlink:label="us-gaap_MortgageServicingRightsMSRImpairmentRecovery" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_MortgageServicingRightsMSRImpairmentRecovery_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Securitization of residential mortgage loans allocated to capitalized servicing rights</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MortgageServicingRightsMSRImpairmentRecovery" xlink:to="us-gaap_MortgageServicingRightsMSRImpairmentRecovery_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_MortgageServicingRightsMSRImpairmentRecovery_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Mortgage Servicing Rights M S R Impairment Recovery</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_NoncashOperatingLeaseRightOfUseAssets_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Adoption of lease accounting standard - Right-of-use assets</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_NoncashOperatingLeaseRightOfUseAssets_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Noncash Operating Lease Right Of Use Assets</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_NoncashOperatingLeaseOtherLiabilities_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Adoption of lease accounting standard - Other liabilities</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_NoncashOperatingLeaseOtherLiabilities_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Noncash Operating Lease Other Liabilities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability" xlink:type="locator" xlink:label="us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Additions to right-of-use assets under operating leases</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability" xlink:to="us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Right Of Use Asset Obtained In Exchange For Operating Lease Liability</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_ShareBasedCompensationExpenseNet" xlink:type="locator" xlink:label="mtb_ShareBasedCompensationExpenseNet" />
    <link:label xml:lang="en-US" xlink:label="mtb_ShareBasedCompensationExpenseNet_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">The adjustment to common stock or additional paid in capital for the amount of recognized equity-based compensation during the period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_ShareBasedCompensationExpenseNet" xlink:to="mtb_ShareBasedCompensationExpenseNet_lbl" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StatementOfStockholdersEquityAbstract" xlink:type="locator" xlink:label="us-gaap_StatementOfStockholdersEquityAbstract" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_StatementOfStockholdersEquityAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Statement Of Stockholders Equity [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StatementOfStockholdersEquityAbstract" xlink:to="us-gaap_StatementOfStockholdersEquityAbstract_lbl" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StatementEquityComponentsAxis" xlink:type="locator" xlink:label="us-gaap_StatementEquityComponentsAxis" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_StatementEquityComponentsAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Equity Components</link:label>
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    <link:label xml:lang="en-US" xlink:label="us-gaap_StatementEquityComponentsAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Statement Equity Components [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EquityComponentDomain" xlink:type="locator" xlink:label="us-gaap_EquityComponentDomain" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_EquityComponentDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Equity Component</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EquityComponentDomain" xlink:to="us-gaap_EquityComponentDomain_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_EquityComponentDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Equity Component [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PreferredStockMember" xlink:type="locator" xlink:label="us-gaap_PreferredStockMember" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_PreferredStockMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Preferred Stock [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockMember" xlink:to="us-gaap_PreferredStockMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_PreferredStockMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Preferred Stock [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommonStockMember" xlink:type="locator" xlink:label="us-gaap_CommonStockMember" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_CommonStockMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common Stock [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockMember" xlink:to="us-gaap_CommonStockMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_CommonStockMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock [Member]</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_CommonStockIssuableMember" xlink:type="locator" xlink:label="mtb_CommonStockIssuableMember" />
    <link:label xml:lang="en-US" xlink:label="mtb_CommonStockIssuableMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Common stock issuable.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_CommonStockIssuableMember" xlink:to="mtb_CommonStockIssuableMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_CommonStockIssuableMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common Stock Issuable [Member]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_CommonStockIssuableMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock Issuable [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AdditionalPaidInCapitalMember" xlink:type="locator" xlink:label="us-gaap_AdditionalPaidInCapitalMember" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_AdditionalPaidInCapitalMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Additional Paid-in Capital [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AdditionalPaidInCapitalMember" xlink:to="us-gaap_AdditionalPaidInCapitalMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_AdditionalPaidInCapitalMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Additional Paid In Capital [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RetainedEarningsMember" xlink:type="locator" xlink:label="us-gaap_RetainedEarningsMember" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_RetainedEarningsMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Retained Earnings [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RetainedEarningsMember" xlink:to="us-gaap_RetainedEarningsMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_RetainedEarningsMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Retained Earnings [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember" xlink:type="locator" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeMember" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accumulated Other Comprehensive Income (Loss), Net [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccumulatedOtherComprehensiveIncomeMember" xlink:to="us-gaap_AccumulatedOtherComprehensiveIncomeMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Accumulated Other Comprehensive Income [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TreasuryStockMember" xlink:type="locator" xlink:label="us-gaap_TreasuryStockMember" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_TreasuryStockMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Treasury Stock [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TreasuryStockMember" xlink:to="us-gaap_TreasuryStockMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_TreasuryStockMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Treasury Stock [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AdjustmentsForNewAccountingPronouncementsAxis" xlink:type="locator" xlink:label="us-gaap_AdjustmentsForNewAccountingPronouncementsAxis" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Adjustments for New Accounting Pronouncements</link:label>
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TypeOfAdoptionMember" xlink:type="locator" xlink:label="us-gaap_TypeOfAdoptionMember" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_TypeOfAdoptionMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Type of Adoption</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TypeOfAdoptionMember" xlink:to="us-gaap_TypeOfAdoptionMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_TypeOfAdoptionMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Type Of Adoption [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccountingStandardsUpdate201613Member" xlink:type="locator" xlink:label="us-gaap_AccountingStandardsUpdate201613Member" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_AccountingStandardsUpdate201613Member_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">ASU 2016-13 [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountingStandardsUpdate201613Member" xlink:to="us-gaap_AccountingStandardsUpdate201613Member_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_AccountingStandardsUpdate201613Member_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Accounting Standards Update201613 [Member]</link:label>
    <link:label xml:lang="en-US" xlink:label="us-gaap_StockholdersEquity_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Beginning balance</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NewAccountingPronouncementOrChangeInAccountingPrincipleEffectOfAdoptionQuantification" xlink:type="locator" xlink:label="us-gaap_NewAccountingPronouncementOrChangeInAccountingPrincipleEffectOfAdoptionQuantification" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_NewAccountingPronouncementOrChangeInAccountingPrincipleEffectOfAdoptionQuantification_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Adoption of new accounting standard for credit losses</link:label>
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    <link:label xml:lang="en-US" xlink:label="us-gaap_NewAccountingPronouncementOrChangeInAccountingPrincipleEffectOfAdoptionQuantification_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">New Accounting Pronouncement Or Change In Accounting Principle Effect Of Adoption Quantification</link:label>
    <link:label xml:lang="en-US" xlink:label="us-gaap_ComprehensiveIncomeNetOfTax_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total comprehensive income</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DividendsPreferredStockCash" xlink:type="locator" xlink:label="us-gaap_DividendsPreferredStockCash" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DividendsPreferredStockCash_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Preferred stock cash dividends</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DividendsPreferredStockCash" xlink:to="us-gaap_DividendsPreferredStockCash_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DividendsPreferredStockCash_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Dividends Preferred Stock Cash</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TreasuryStockValueAcquiredCostMethod" xlink:type="locator" xlink:label="us-gaap_TreasuryStockValueAcquiredCostMethod" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_TreasuryStockValueAcquiredCostMethod_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Purchases of treasury stock</link:label>
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    <link:loc xlink:href="mtb-20200331.xsd#mtb_RiskAndUncertaintyPolicyTextBlock" xlink:type="locator" xlink:label="mtb_RiskAndUncertaintyPolicyTextBlock" />
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    <link:loc xlink:href="mtb-20200331.xsd#mtb_AmortizedCostAndEstimatedFairValueOfInvestmentSecuritiesTableTextBlock" xlink:type="locator" xlink:label="mtb_AmortizedCostAndEstimatedFairValueOfInvestmentSecuritiesTableTextBlock" />
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    <link:loc xlink:href="mtb-20200331.xsd#mtb_AmortizedCostAndEstimatedFairValueOfDebtSecuritiesByContractualMaturityTableTextBlock" xlink:type="locator" xlink:label="mtb_AmortizedCostAndEstimatedFairValueOfDebtSecuritiesByContractualMaturityTableTextBlock" />
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    <link:loc xlink:href="mtb-20200331.xsd#mtb_InvestmentSecuritiesInContinuousUnrealizedLossPositionTableTextBlock" xlink:type="locator" xlink:label="mtb_InvestmentSecuritiesInContinuousUnrealizedLossPositionTableTextBlock" />
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    <link:loc xlink:href="mtb-20200331.xsd#mtb_LoansAndLeasesReceivableNetOfDeferredIncomeByAccrualStatusTableTextBlock" xlink:type="locator" xlink:label="mtb_LoansAndLeasesReceivableNetOfDeferredIncomeByAccrualStatusTableTextBlock" />
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock" xlink:type="locator" xlink:label="us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock" />
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    <link:loc xlink:href="mtb-20200331.xsd#mtb_CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYieldAccretionTableTextBlock" xlink:type="locator" xlink:label="mtb_CertainLoansAcquiredInTransferAccountedForAsDebtSecuritiesAccretableYieldAccretionTableTextBlock" />
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    <link:loc xlink:href="mtb-20200331.xsd#mtb_SummaryOfLoanGradesAppliedVariousClassesOfCommercialAndRealEstateLoansTableTextBlock" xlink:type="locator" xlink:label="mtb_SummaryOfLoanGradesAppliedVariousClassesOfCommercialAndRealEstateLoansTableTextBlock" />
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    <link:label xml:lang="en-US" xlink:label="mtb_ReadilyMarketableSecuritiesAtFairValueGrossUnrealizedGains_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Readily marketable securities Gross unrealized gains</link:label>
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    <link:label xml:lang="en-US" xlink:label="mtb_ReadilyMarketableSecuritiesAtFairValueGrossUnrealizedLosses_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Readily marketable securities Gross unrealized losses</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_ReadilyMarketableSecuritiesAtFairValueGrossUnrealizedLosses_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Readily Marketable Securities At Fair Value Gross Unrealized Losses</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_ReadilyMarketableSecuritiesAtEstimatedFairValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Readily marketable securities Estimated fair value</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_ReadilyMarketableSecuritiesAtEstimatedFairValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Readily Marketable Securities At Estimated Fair Value</link:label>
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    <link:label xml:lang="en-US" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCostAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt securities available for sale:</link:label>
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    <link:label xml:lang="en-US" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCostAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Available For Sale Securities Debt Maturities Amortized Cost [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost" xlink:type="locator" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Due in one year or less</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost" xlink:to="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost_lbl" />
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost" xlink:type="locator" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Due after one year through five years</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost" xlink:to="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost" xlink:type="locator" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Due after five years through ten years</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost" xlink:to="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost" xlink:type="locator" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Due after ten years</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost" xlink:to="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Available For Sale Securities Debt Maturities After Ten Years Amortized Cost</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis" xlink:type="locator" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total available for sale (amortized cost)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis" xlink:to="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Available For Sale Securities Debt Maturities Single Maturity Date Amortized Cost Basis</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost" xlink:type="locator" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Mortgage-backed securities available for sale</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost" xlink:to="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Available For Sale Securities Debt Maturities Without Single Maturity Date Amortized Cost</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesNetCarryingAmountAbstract" xlink:type="locator" xlink:label="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesNetCarryingAmountAbstract" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesNetCarryingAmountAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt securities held to maturity:</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesNetCarryingAmountAbstract" xlink:to="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesNetCarryingAmountAbstract_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesNetCarryingAmountAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Held To Maturity Securities Debt Maturities Net Carrying Amount [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount" xlink:type="locator" xlink:label="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Due in one year or less</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount" xlink:to="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Held To Maturity Securities Debt Maturities Within One Year Net Carrying Amount</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount" xlink:type="locator" xlink:label="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Due after one year through five years</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount" xlink:to="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Held To Maturity Securities Debt Maturities After One Through Five Years Net Carrying Amount</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount" xlink:type="locator" xlink:label="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Due after ten years</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount" xlink:to="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Held To Maturity Securities Debt Maturities After Ten Years Net Carrying Amount</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_HeldToMaturitySecuritiesDebtMaturitiesWithSingleMaturityDateNetCarryingAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total available for held to maturity (amortized cost)</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_HeldToMaturitySecuritiesDebtMaturitiesWithSingleMaturityDateNetCarryingAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Held To Maturity Securities Debt Maturities With Single Maturity Date Net Carrying Amount</link:label>
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    <link:label xml:lang="en-US" xlink:label="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateNetCarryingAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Mortgage-backed securities held to maturity</link:label>
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    <link:label xml:lang="en-US" xlink:label="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateNetCarryingAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Held To Maturity Securities Debt Maturities Without Single Maturity Date Net Carrying Amount</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesFairValueAbstract" xlink:type="locator" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesFairValueAbstract" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesFairValueAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt securities available for sale:</link:label>
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    <link:label xml:lang="en-US" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesFairValueAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Available For Sale Securities Debt Maturities Fair Value [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue" xlink:type="locator" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Due in one year or less</link:label>
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue" xlink:type="locator" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Due after one year through five years</link:label>
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    <link:label xml:lang="en-US" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Available For Sale Securities Debt Maturities After One Through Five Years Fair Value</link:label>
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    <link:label xml:lang="en-US" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Due after five years through ten years</link:label>
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    <link:label xml:lang="en-US" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value</link:label>
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    <link:label xml:lang="en-US" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Available For Sale Securities Debt Maturities After Ten Years Fair Value</link:label>
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    <link:label xml:lang="en-US" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDate_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total available for sale (fair value)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDate" xlink:to="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDate_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDate_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Available For Sale Securities Debt Maturities Single Maturity Date</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue" xlink:type="locator" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Mortgage-backed securities available for sale</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue" xlink:to="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Available For Sale Securities Debt Maturities Without Single Maturity Date Fair Value</link:label>
    <link:label xml:lang="en-US" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtSecurities_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesFairValueAbstract" xlink:type="locator" xlink:label="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesFairValueAbstract" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesFairValueAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt securities held to maturity:</link:label>
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    <link:label xml:lang="en-US" xlink:label="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesFairValueAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Held To Maturity Securities Debt Maturities Fair Value [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue" xlink:type="locator" xlink:label="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Due in one year or less</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue" xlink:to="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue_lbl" />
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue" xlink:type="locator" xlink:label="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Due after one year through five years</link:label>
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    <link:label xml:lang="en-US" xlink:label="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Held To Maturity Securities Debt Maturities After One Through Five Years Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue" xlink:type="locator" xlink:label="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Due after ten years</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue" xlink:to="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Held To Maturity Securities Debt Maturities After Ten Years Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateFairValue" xlink:type="locator" xlink:label="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateFairValue" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateFairValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total available for held to maturity (fair value)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateFairValue" xlink:to="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateFairValue_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateFairValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Held To Maturity Securities Debt Maturities Single Maturity Date Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue" xlink:type="locator" xlink:label="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Mortgage-backed securities held to maturity</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue" xlink:to="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Held To Maturity Securities Debt Maturities Without Single Maturity Date Fair Value</link:label>
    <link:label xml:lang="en-US" xlink:label="us-gaap_HeldToMaturitySecuritiesFairValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_ScheduleOfAvailableForSaleSecuritiesAndHeldToMaturityLineItems" xlink:type="locator" xlink:label="mtb_ScheduleOfAvailableForSaleSecuritiesAndHeldToMaturityLineItems" />
    <link:label xml:lang="en-US" xlink:label="mtb_ScheduleOfAvailableForSaleSecuritiesAndHeldToMaturityLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Schedule of available for sale securities and held to maturity.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_ScheduleOfAvailableForSaleSecuritiesAndHeldToMaturityLineItems" xlink:to="mtb_ScheduleOfAvailableForSaleSecuritiesAndHeldToMaturityLineItems_lbl" />
    <link:loc xlink:href="mtb-20200331.xsd#mtb_ScheduleOfAvailableForSaleSecuritiesAndHeldToMaturityTable" xlink:type="locator" xlink:label="mtb_ScheduleOfAvailableForSaleSecuritiesAndHeldToMaturityTable" />
    <link:label xml:lang="en-US" xlink:label="mtb_ScheduleOfAvailableForSaleSecuritiesAndHeldToMaturityTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Schedule of available for sale securities and held to maturity.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_ScheduleOfAvailableForSaleSecuritiesAndHeldToMaturityTable" xlink:to="mtb_ScheduleOfAvailableForSaleSecuritiesAndHeldToMaturityTable_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_ScheduleOfAvailableForSaleSecuritiesAndHeldToMaturityTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Available For Sale Securities And Held To Maturity [Table]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_ScheduleOfAvailableForSaleSecuritiesAndHeldToMaturityTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Available For Sale Securities And Held To Maturity [Table]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_ScheduleOfAvailableForSaleSecuritiesAndHeldToMaturityLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Available For Sale Securities And Held To Maturity [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_ScheduleOfAvailableForSaleSecuritiesAndHeldToMaturityLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Available For Sale Securities And Held To Maturity [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months" xlink:type="locator" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Estimated fair value, Less than 12 months</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months" xlink:to="us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss" xlink:type="locator" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Available For Sale Securities Continuous Unrealized Losses Position Less Than Twelve Months Aggregate Losses</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss" xlink:to="us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger" xlink:type="locator" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Estimated fair value, 12 months or more</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger" xlink:to="us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss" xlink:type="locator" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Available For Sale Securities Continuous Unrealized Loss Position Twelve Months Or More Aggregate Losses</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss" xlink:to="us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue" xlink:type="locator" xlink:label="us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Held to maturity, Estimated fair value, Less than 12 months</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue" xlink:to="us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Held To Maturity Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss" xlink:type="locator" xlink:label="us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Held To Maturity Securities Continuous Unrealized Loss Position Less Than12 Months Aggregate Losses</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss" xlink:to="us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Held To Maturity Securities Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue" xlink:type="locator" xlink:label="us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Held to maturity, Estimated fair value, 12 months or more</link:label>
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    <link:label xml:lang="en-US" xlink:label="us-gaap_HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Held To Maturity Securities Continuous Unrealized Loss Position12 Months Or Longer Aggregate Losses</link:label>
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    <link:loc xlink:href="mtb-20200331.xsd#mtb_InvestmentSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue" xlink:type="locator" xlink:label="mtb_InvestmentSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue" />
    <link:label xml:lang="en-US" xlink:label="mtb_InvestmentSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">This item represents the fair value of securities that have been in a continuous loss position for less than twelve months.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_InvestmentSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue" xlink:to="mtb_InvestmentSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue_lbl" />
    <link:loc xlink:href="mtb-20200331.xsd#mtb_InvestmentSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsAggregateLosses" xlink:type="locator" xlink:label="mtb_InvestmentSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsAggregateLosses" />
    <link:label xml:lang="en-US" xlink:label="mtb_InvestmentSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsAggregateLosses_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of accumulated unrealized loss on investments in debt and equity securities that have been in a continuous loss position for less than twelve months.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_InvestmentSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsAggregateLosses" xlink:to="mtb_InvestmentSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsAggregateLosses_lbl" />
    <link:loc xlink:href="mtb-20200331.xsd#mtb_InvestmentSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue" xlink:type="locator" xlink:label="mtb_InvestmentSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue" />
    <link:label xml:lang="en-US" xlink:label="mtb_InvestmentSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">This item represents the fair value of securities that have been in a continuous loss position for twelve months or longer.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_InvestmentSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue" xlink:to="mtb_InvestmentSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue_lbl" />
    <link:loc xlink:href="mtb-20200331.xsd#mtb_InvestmentSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerAggregateLosses" xlink:type="locator" xlink:label="mtb_InvestmentSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerAggregateLosses" />
    <link:label xml:lang="en-US" xlink:label="mtb_InvestmentSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerAggregateLosses_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of accumulated unrealized loss on investments in debt and equity securities that have been in a continuous loss position for twelve months or longer.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_InvestmentSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerAggregateLosses" xlink:to="mtb_InvestmentSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerAggregateLosses_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_InvestmentSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total investment securities, fair value less than 12 months</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_InvestmentSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Investment Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_InvestmentSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsAggregateLosses_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Investment Securities Continuous Unrealized Loss Position Less Than Twelve Months Aggregate Losses</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_InvestmentSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsAggregateLosses_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Investment Securities Continuous Unrealized Loss Position Less Than Twelve Months Aggregate Losses</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_InvestmentSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total of investment securities, fair value, 12 Months or More</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_InvestmentSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Investment Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_InvestmentSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerAggregateLosses_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Investment Securities Continuous Unrealized Loss Position Twelve Months or Longer Aggregate Losses</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_InvestmentSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerAggregateLosses_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Investment Securities Continuous Unrealized Loss Position Twelve Months Or Longer Aggregate Losses</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_NumberOfDebtSecuritiesWithGrossLosses" xlink:type="locator" xlink:label="mtb_NumberOfDebtSecuritiesWithGrossLosses" />
    <link:label xml:lang="en-US" xlink:label="mtb_NumberOfDebtSecuritiesWithGrossLosses_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Number of debt securities with gross losses.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_NumberOfDebtSecuritiesWithGrossLosses" xlink:to="mtb_NumberOfDebtSecuritiesWithGrossLosses_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_NumberOfDebtSecuritiesWithGrossLosses_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of debt securities with aggregate gross unrealized losses</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_NumberOfDebtSecuritiesWithGrossLosses_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Number Of Debt Securities With Gross Losses</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtSecuritiesUnrealizedGainLoss" xlink:type="locator" xlink:label="us-gaap_DebtSecuritiesUnrealizedGainLoss" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DebtSecuritiesUnrealizedGainLoss_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Unrealized losses on individual debt securities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtSecuritiesUnrealizedGainLoss" xlink:to="us-gaap_DebtSecuritiesUnrealizedGainLoss_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DebtSecuritiesUnrealizedGainLoss_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities Unrealized Gain Loss</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EquitySecuritiesFvNiCost" xlink:type="locator" xlink:label="us-gaap_EquitySecuritiesFvNiCost" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_EquitySecuritiesFvNiCost_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cost method equity securities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EquitySecuritiesFvNiCost" xlink:to="us-gaap_EquitySecuritiesFvNiCost_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_EquitySecuritiesFvNiCost_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Equity Securities Fv Ni Cost</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_LoansAndLeasesReceivableLineItems" xlink:type="locator" xlink:label="mtb_LoansAndLeasesReceivableLineItems" />
    <link:label xml:lang="en-US" xlink:label="mtb_LoansAndLeasesReceivableLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Loans and leases receivable.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_LoansAndLeasesReceivableLineItems" xlink:to="mtb_LoansAndLeasesReceivableLineItems_lbl" />
    <link:loc xlink:href="mtb-20200331.xsd#mtb_LoansAndLeasesReceivableTable" xlink:type="locator" xlink:label="mtb_LoansAndLeasesReceivableTable" />
    <link:label xml:lang="en-US" xlink:label="mtb_LoansAndLeasesReceivableTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Loans and Leases receivable.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_LoansAndLeasesReceivableTable" xlink:to="mtb_LoansAndLeasesReceivableTable_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_LoansAndLeasesReceivableTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loans And Leases Receivable [Table]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_LoansAndLeasesReceivableTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Loans And Leases Receivable [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ResidentialMortgageMember" xlink:type="locator" xlink:label="us-gaap_ResidentialMortgageMember" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ResidentialMortgageMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Residential Mortgage Loans [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ResidentialMortgageMember" xlink:to="us-gaap_ResidentialMortgageMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ResidentialMortgageMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Residential Mortgage [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RealEstateLoanMember" xlink:type="locator" xlink:label="us-gaap_RealEstateLoanMember" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_RealEstateLoanMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Commercial Real Estate Loans [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RealEstateLoanMember" xlink:to="us-gaap_RealEstateLoanMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_RealEstateLoanMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Real Estate Loan [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinancingReceivablePortfolioSegmentAxis" xlink:type="locator" xlink:label="us-gaap_FinancingReceivablePortfolioSegmentAxis" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivablePortfolioSegmentAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financing Receivable Portfolio Segment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivablePortfolioSegmentAxis" xlink:to="us-gaap_FinancingReceivablePortfolioSegmentAxis_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivablePortfolioSegmentAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Portfolio Segment [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinancingReceivablePortfolioSegmentDomain" xlink:type="locator" xlink:label="us-gaap_FinancingReceivablePortfolioSegmentDomain" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivablePortfolioSegmentDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financing Receivable Portfolio Segment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivablePortfolioSegmentDomain" xlink:to="us-gaap_FinancingReceivablePortfolioSegmentDomain_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivablePortfolioSegmentDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Portfolio Segment [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ResidentialPortfolioSegmentMember" xlink:type="locator" xlink:label="us-gaap_ResidentialPortfolioSegmentMember" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ResidentialPortfolioSegmentMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">One-to-Four Family Residential [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ResidentialPortfolioSegmentMember" xlink:to="us-gaap_ResidentialPortfolioSegmentMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ResidentialPortfolioSegmentMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Residential Portfolio Segment [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_RangeAxis" xlink:type="locator" xlink:label="srt_RangeAxis" />
    <link:label xml:lang="en-US" xlink:label="srt_RangeAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Statistical Measurement</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="srt_RangeAxis" xlink:to="srt_RangeAxis_lbl" />
    <link:label xml:lang="en-US" xlink:label="srt_RangeAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Range [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_RangeMember" xlink:type="locator" xlink:label="srt_RangeMember" />
    <link:label xml:lang="en-US" xlink:label="srt_RangeMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Statistical Measurement</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="srt_RangeMember" xlink:to="srt_RangeMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="srt_RangeMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Range [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_MaximumMember" xlink:type="locator" xlink:label="srt_MaximumMember" />
    <link:label xml:lang="en-US" xlink:label="srt_MaximumMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Maximum [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="srt_MaximumMember" xlink:to="srt_MaximumMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="srt_MaximumMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Maximum [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_MinimumMember" xlink:type="locator" xlink:label="srt_MinimumMember" />
    <link:label xml:lang="en-US" xlink:label="srt_MinimumMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Minimum [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="srt_MinimumMember" xlink:to="srt_MinimumMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="srt_MinimumMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Minimum [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis" xlink:type="locator" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Class of Financing Receivable</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis" xlink:to="us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Recorded Investment By Class Of Financing Receivable [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain" xlink:type="locator" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Class of Financing Receivable</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain" xlink:to="us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Recorded Investment Class Of Financing Receivable [Domain]</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_CommercialLoansAndCommercialRealEstateMember" xlink:type="locator" xlink:label="mtb_CommercialLoansAndCommercialRealEstateMember" />
    <link:label xml:lang="en-US" xlink:label="mtb_CommercialLoansAndCommercialRealEstateMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Commercial loans and commercial real estate.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_CommercialLoansAndCommercialRealEstateMember" xlink:to="mtb_CommercialLoansAndCommercialRealEstateMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_CommercialLoansAndCommercialRealEstateMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Commercial Loans and Commercial Real Estate [Member]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_CommercialLoansAndCommercialRealEstateMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Commercial Loans And Commercial Real Estate [Member]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_LoansAndLeasesReceivableLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loans And Leases Receivable [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_LoansAndLeasesReceivableLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Loans And Leases Receivable [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinancingReceivableAllowanceForCreditLossesPeriodIncreaseDecrease" xlink:type="locator" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossesPeriodIncreaseDecrease" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossesPeriodIncreaseDecrease_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Increase in allowance for credit loss</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivableAllowanceForCreditLossesPeriodIncreaseDecrease" xlink:to="us-gaap_FinancingReceivableAllowanceForCreditLossesPeriodIncreaseDecrease_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossesPeriodIncreaseDecrease_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Allowance For Credit Losses Period Increase Decrease</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinancingReceivableAllowanceForCreditLossesEffectOfChangeInMethod" xlink:type="locator" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossesEffectOfChangeInMethod" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossesEffectOfChangeInMethod_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Effect of change in allowance for credit loss to non accrual loan</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivableAllowanceForCreditLossesEffectOfChangeInMethod" xlink:to="us-gaap_FinancingReceivableAllowanceForCreditLossesEffectOfChangeInMethod_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossesEffectOfChangeInMethod_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Allowance For Credit Losses Effect Of Change In Method</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable" xlink:type="locator" xlink:label="us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Accounts Notes Loans And Financing Receivable [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable" xlink:to="us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Accounts Notes Loans And Financing Receivable [Table]</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_CommercialFinancialLeasingMember" xlink:type="locator" xlink:label="mtb_CommercialFinancialLeasingMember" />
    <link:label xml:lang="en-US" xlink:label="mtb_CommercialFinancialLeasingMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Commercial financial leasing.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_CommercialFinancialLeasingMember" xlink:to="mtb_CommercialFinancialLeasingMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_CommercialFinancialLeasingMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Commercial, Financial, Leasing, etc. [Member]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_CommercialFinancialLeasingMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Commercial Financial Leasing [Member]</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_CommercialRealEstateExcludingResidentialBuilderAndDeveloperAndOtherConstructionMember" xlink:type="locator" xlink:label="mtb_CommercialRealEstateExcludingResidentialBuilderAndDeveloperAndOtherConstructionMember" />
    <link:label xml:lang="en-US" xlink:label="mtb_CommercialRealEstateExcludingResidentialBuilderAndDeveloperAndOtherConstructionMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Commercial real estate excluding residential builder and developer and other construction.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_CommercialRealEstateExcludingResidentialBuilderAndDeveloperAndOtherConstructionMember" xlink:to="mtb_CommercialRealEstateExcludingResidentialBuilderAndDeveloperAndOtherConstructionMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_CommercialRealEstateExcludingResidentialBuilderAndDeveloperAndOtherConstructionMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Commercial [Member]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_CommercialRealEstateExcludingResidentialBuilderAndDeveloperAndOtherConstructionMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Commercial Real Estate Excluding Residential Builder And Developer And Other Construction [Member]</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_ResidentialBuilderAndDeveloperMember" xlink:type="locator" xlink:label="mtb_ResidentialBuilderAndDeveloperMember" />
    <link:label xml:lang="en-US" xlink:label="mtb_ResidentialBuilderAndDeveloperMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Residential builder and developer.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_ResidentialBuilderAndDeveloperMember" xlink:to="mtb_ResidentialBuilderAndDeveloperMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_ResidentialBuilderAndDeveloperMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Residential Builder and Developer [Member]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_ResidentialBuilderAndDeveloperMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Residential Builder And Developer [Member]</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_OtherCommercialConstructionMember" xlink:type="locator" xlink:label="mtb_OtherCommercialConstructionMember" />
    <link:label xml:lang="en-US" xlink:label="mtb_OtherCommercialConstructionMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Other commercial construction.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_OtherCommercialConstructionMember" xlink:to="mtb_OtherCommercialConstructionMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_OtherCommercialConstructionMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other Commercial Construction [Member]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_OtherCommercialConstructionMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Other Commercial Construction [Member]</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_ResidentialRealEstateExcludingAltAMember" xlink:type="locator" xlink:label="mtb_ResidentialRealEstateExcludingAltAMember" />
    <link:label xml:lang="en-US" xlink:label="mtb_ResidentialRealEstateExcludingAltAMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Residential real estate excluding Alt-A.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_ResidentialRealEstateExcludingAltAMember" xlink:to="mtb_ResidentialRealEstateExcludingAltAMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_ResidentialRealEstateExcludingAltAMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Residential [Member]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_ResidentialRealEstateExcludingAltAMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Residential Real Estate Excluding Alt A [Member]</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_ResidentialLimitedDocumentationMember" xlink:type="locator" xlink:label="mtb_ResidentialLimitedDocumentationMember" />
    <link:label xml:lang="en-US" xlink:label="mtb_ResidentialLimitedDocumentationMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Residential limited documentation.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_ResidentialLimitedDocumentationMember" xlink:to="mtb_ResidentialLimitedDocumentationMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_ResidentialLimitedDocumentationMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Residential Limited Documentation [Member]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_ResidentialLimitedDocumentationMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Residential Limited Documentation [Member]</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_HomeEquityLinesAndLoansMember" xlink:type="locator" xlink:label="mtb_HomeEquityLinesAndLoansMember" />
    <link:label xml:lang="en-US" xlink:label="mtb_HomeEquityLinesAndLoansMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Home equity lines and loans.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_HomeEquityLinesAndLoansMember" xlink:to="mtb_HomeEquityLinesAndLoansMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_HomeEquityLinesAndLoansMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Home Equity Lines and Loans [Member]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_HomeEquityLinesAndLoansMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Home Equity Lines And Loans [Member]</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_RecreationalFinanceMember" xlink:type="locator" xlink:label="mtb_RecreationalFinanceMember" />
    <link:label xml:lang="en-US" xlink:label="mtb_RecreationalFinanceMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Recreational finance.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_RecreationalFinanceMember" xlink:to="mtb_RecreationalFinanceMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_RecreationalFinanceMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Recreational Finance [Member]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_RecreationalFinanceMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Recreational Finance [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AutomobileLoanMember" xlink:type="locator" xlink:label="us-gaap_AutomobileLoanMember" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_AutomobileLoanMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Automobile [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AutomobileLoanMember" xlink:to="us-gaap_AutomobileLoanMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_AutomobileLoanMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Automobile Loan [Member]</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_OtherLoansMember" xlink:type="locator" xlink:label="mtb_OtherLoansMember" />
    <link:label xml:lang="en-US" xlink:label="mtb_OtherLoansMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Other loans.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_OtherLoansMember" xlink:to="mtb_OtherLoansMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_OtherLoansMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other [Member]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_OtherLoansMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Other Loans [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InternalCreditAssessmentAxis" xlink:type="locator" xlink:label="us-gaap_InternalCreditAssessmentAxis" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_InternalCreditAssessmentAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Internal Credit Assessment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InternalCreditAssessmentAxis" xlink:to="us-gaap_InternalCreditAssessmentAxis_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_InternalCreditAssessmentAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Internal Credit Assessment [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InternalCreditAssessmentDomain" xlink:type="locator" xlink:label="us-gaap_InternalCreditAssessmentDomain" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_InternalCreditAssessmentDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Internal Credit Assessment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InternalCreditAssessmentDomain" xlink:to="us-gaap_InternalCreditAssessmentDomain_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_InternalCreditAssessmentDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Internal Credit Assessment [Domain]</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_AcquiredFinancingReceivableAtDiscountMember" xlink:type="locator" xlink:label="mtb_AcquiredFinancingReceivableAtDiscountMember" />
    <link:label xml:lang="en-US" xlink:label="mtb_AcquiredFinancingReceivableAtDiscountMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Acquired loans at discount.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_AcquiredFinancingReceivableAtDiscountMember" xlink:to="mtb_AcquiredFinancingReceivableAtDiscountMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_AcquiredFinancingReceivableAtDiscountMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accruing Loans Acquired at Discount [Member]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_AcquiredFinancingReceivableAtDiscountMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Acquired Financing Receivable At Discount [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccountsNotesAndLoansReceivableLineItems" xlink:type="locator" xlink:label="us-gaap_AccountsNotesAndLoansReceivableLineItems" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_AccountsNotesAndLoansReceivableLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accounts, Notes, Loans and Financing Receivable [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountsNotesAndLoansReceivableLineItems" xlink:to="us-gaap_AccountsNotesAndLoansReceivableLineItems_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_AccountsNotesAndLoansReceivableLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Notes And Loans Receivable [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentCurrent" xlink:type="locator" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentCurrent" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentCurrent_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Current</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivableRecordedInvestmentCurrent" xlink:to="us-gaap_FinancingReceivableRecordedInvestmentCurrent_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentCurrent_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Recorded Investment Current</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_LoansAndLeasesReceivableThirtyToEightyNineDaysPastDue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">30-89 Days Past Due</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_LoansAndLeasesReceivableThirtyToEightyNineDaysPastDue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Loans And Leases Receivable Thirty To Eighty Nine Days Past Due</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing" xlink:type="locator" xlink:label="us-gaap_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accruing Loans Past Due 90 Days or More</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing" xlink:to="us-gaap_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Recorded Investment90 Days Past Due And Still Accruing</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LoansAndLeasesReceivableImpairedNonperformingNonaccrualOfInterest" xlink:type="locator" xlink:label="us-gaap_LoansAndLeasesReceivableImpairedNonperformingNonaccrualOfInterest" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_LoansAndLeasesReceivableImpairedNonperformingNonaccrualOfInterest_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Nonaccrual</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LoansAndLeasesReceivableImpairedNonperformingNonaccrualOfInterest" xlink:to="us-gaap_LoansAndLeasesReceivableImpairedNonperformingNonaccrualOfInterest_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_LoansAndLeasesReceivableImpairedNonperformingNonaccrualOfInterest_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Loans And Leases Receivable Impaired Nonperforming Nonaccrual Of Interest</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesCarryingAmountNet" xlink:type="locator" xlink:label="us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesCarryingAmountNet" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesCarryingAmountNet_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Purchased Impaired</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesCarryingAmountNet" xlink:to="us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesCarryingAmountNet_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesCarryingAmountNet_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Carrying Amount Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LoansReceivableHeldForSaleNetNotPartOfDisposalGroup" xlink:type="locator" xlink:label="us-gaap_LoansReceivableHeldForSaleNetNotPartOfDisposalGroup" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_LoansReceivableHeldForSaleNetNotPartOfDisposalGroup_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Mortgage loans held for sale</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LoansReceivableHeldForSaleNetNotPartOfDisposalGroup" xlink:to="us-gaap_LoansReceivableHeldForSaleNetNotPartOfDisposalGroup_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_LoansReceivableHeldForSaleNetNotPartOfDisposalGroup_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Loans Receivable Held For Sale Net Not Part Of Disposal Group</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_AcquiredLoansAtFairValueOutstandingPrincipal" xlink:type="locator" xlink:label="mtb_AcquiredLoansAtFairValueOutstandingPrincipal" />
    <link:label xml:lang="en-US" xlink:label="mtb_AcquiredLoansAtFairValueOutstandingPrincipal_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">The outstanding principal balance of acquired loans that were recorded at fair value at the acquisition date.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_AcquiredLoansAtFairValueOutstandingPrincipal" xlink:to="mtb_AcquiredLoansAtFairValueOutstandingPrincipal_lbl" />
    <link:loc xlink:href="mtb-20200331.xsd#mtb_AcquiredLoansAtFairValueCarryingAmount" xlink:type="locator" xlink:label="mtb_AcquiredLoansAtFairValueCarryingAmount" />
    <link:label xml:lang="en-US" xlink:label="mtb_AcquiredLoansAtFairValueCarryingAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount included in assets of acquired loans that were recorded at fair value at the acquisition date.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_AcquiredLoansAtFairValueCarryingAmount" xlink:to="mtb_AcquiredLoansAtFairValueCarryingAmount_lbl" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable" xlink:type="locator" xlink:label="us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Financing Receivable Allowance For Credit Losses [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable" xlink:to="us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Financing Receivable Allowance For Credit Losses [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommercialRealEstatePortfolioSegmentMember" xlink:type="locator" xlink:label="us-gaap_CommercialRealEstatePortfolioSegmentMember" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_CommercialRealEstatePortfolioSegmentMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Commercial Real Estate [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommercialRealEstatePortfolioSegmentMember" xlink:to="us-gaap_CommercialRealEstatePortfolioSegmentMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_CommercialRealEstatePortfolioSegmentMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Commercial Real Estate Portfolio Segment [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ConsumerPortfolioSegmentMember" xlink:type="locator" xlink:label="us-gaap_ConsumerPortfolioSegmentMember" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ConsumerPortfolioSegmentMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Consumer [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConsumerPortfolioSegmentMember" xlink:to="us-gaap_ConsumerPortfolioSegmentMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ConsumerPortfolioSegmentMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Consumer Portfolio Segment [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems" xlink:type="locator" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financing Receivable Allowance For Credit Losses [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems" xlink:to="us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Allowance For Credit Losses [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccountsNotesLoansAndFinancingReceivableGrossAllowanceAndNetAbstract" xlink:type="locator" xlink:label="us-gaap_AccountsNotesLoansAndFinancingReceivableGrossAllowanceAndNetAbstract" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_AccountsNotesLoansAndFinancingReceivableGrossAllowanceAndNetAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Outstanding principal and carrying value of acquired loans recorded at fair value</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountsNotesLoansAndFinancingReceivableGrossAllowanceAndNetAbstract" xlink:to="us-gaap_AccountsNotesLoansAndFinancingReceivableGrossAllowanceAndNetAbstract_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_AccountsNotesLoansAndFinancingReceivableGrossAllowanceAndNetAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Notes Loans And Financing Receivable Gross Allowance And Net [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_AcquiredLoansAtFairValueOutstandingPrincipal_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Outstanding principal balance</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_AcquiredLoansAtFairValueOutstandingPrincipal_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Acquired Loans At Fair Value Outstanding Principal</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_AcquiredLoansAtFairValueCarryingAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Carrying amount</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_AcquiredLoansAtFairValueCarryingAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Acquired Loans At Fair Value Carrying Amount</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_LoansAcquiredInTransferImpairedAsPercentageOfAssets" xlink:type="locator" xlink:label="mtb_LoansAcquiredInTransferImpairedAsPercentageOfAssets" />
    <link:label xml:lang="en-US" xlink:label="mtb_LoansAcquiredInTransferImpairedAsPercentageOfAssets_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount of purchased impaired loans as a percentage of total assets.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_LoansAcquiredInTransferImpairedAsPercentageOfAssets" xlink:to="mtb_LoansAcquiredInTransferImpairedAsPercentageOfAssets_lbl" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAcquiredDuringPeriodAtAcquisitionAtFairValue" xlink:type="locator" xlink:label="us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAcquiredDuringPeriodAtAcquisitionAtFairValue" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAcquiredDuringPeriodAtAcquisitionAtFairValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Contractual principal and interest payments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAcquiredDuringPeriodAtAcquisitionAtFairValue" xlink:to="us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAcquiredDuringPeriodAtAcquisitionAtFairValue_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAcquiredDuringPeriodAtAcquisitionAtFairValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Acquired During Period At Acquisition At Fair Value</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_LoansAcquiredInTransferImpairedAsPercentageOfAssets_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Purchased impaired loans as a percentage of total assets</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_LoansAcquiredInTransferImpairedAsPercentageOfAssets_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Loans Acquired In Transfer Impaired As Percentage Of Assets</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldInterestIncome" xlink:type="locator" xlink:label="mtb_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldInterestIncome" />
    <link:label xml:lang="en-US" xlink:label="mtb_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldInterestIncome_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount of interest from acquired loans included in earnings.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldInterestIncome" xlink:to="mtb_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldInterestIncome_lbl" />
    <link:loc xlink:href="mtb-20200331.xsd#mtb_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldInterestOtherIncreaseDecrease" xlink:type="locator" xlink:label="mtb_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldInterestOtherIncreaseDecrease" />
    <link:label xml:lang="en-US" xlink:label="mtb_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldInterestOtherIncreaseDecrease_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">This item represents other changes in the accretable yield due to changes in expected cash flows including changes in interest rates and prepayment assumptions.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldInterestOtherIncreaseDecrease" xlink:to="mtb_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldInterestOtherIncreaseDecrease_lbl" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfCreditDerivativesTable" xlink:type="locator" xlink:label="us-gaap_ScheduleOfCreditDerivativesTable" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ScheduleOfCreditDerivativesTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Credit Derivatives [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfCreditDerivativesTable" xlink:to="us-gaap_ScheduleOfCreditDerivativesTable_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ScheduleOfCreditDerivativesTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Credit Derivatives [Table]</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_PurchasedImpairedMember" xlink:type="locator" xlink:label="mtb_PurchasedImpairedMember" />
    <link:label xml:lang="en-US" xlink:label="mtb_PurchasedImpairedMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Purchased impaired.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_PurchasedImpairedMember" xlink:to="mtb_PurchasedImpairedMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_PurchasedImpairedMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Purchased Impaired [Member]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_PurchasedImpairedMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Purchased Impaired [Member]</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_OtherAcquiredLoansMember" xlink:type="locator" xlink:label="mtb_OtherAcquiredLoansMember" />
    <link:label xml:lang="en-US" xlink:label="mtb_OtherAcquiredLoansMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Balance of acquired loans that were not purchased impaired.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_OtherAcquiredLoansMember" xlink:to="mtb_OtherAcquiredLoansMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_OtherAcquiredLoansMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other Acquired [Member]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_OtherAcquiredLoansMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Other Acquired Loans [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CreditDerivativesLineItems" xlink:type="locator" xlink:label="us-gaap_CreditDerivativesLineItems" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_CreditDerivativesLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Credit Derivatives [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CreditDerivativesLineItems" xlink:to="us-gaap_CreditDerivativesLineItems_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_CreditDerivativesLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Credit Derivatives [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldMovementScheduleRollForward" xlink:type="locator" xlink:label="us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldMovementScheduleRollForward" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldMovementScheduleRollForward_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of changes in Accretable Yield for acquired loans</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldMovementScheduleRollForward" xlink:to="us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldMovementScheduleRollForward_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldMovementScheduleRollForward_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield Movement Schedule Roll Forward</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYield" xlink:type="locator" xlink:label="us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYield" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYield_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Balance at beginning of period</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYield" xlink:to="us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYield_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYield_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldInterestIncome_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Interest income</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldInterestIncome_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield Interest Income</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldReclassificationsToFromNonaccretableDifference" xlink:type="locator" xlink:label="us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldReclassificationsToFromNonaccretableDifference" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldReclassificationsToFromNonaccretableDifference_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Reclassifications from nonaccretable balance</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldReclassificationsToFromNonaccretableDifference" xlink:to="us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldReclassificationsToFromNonaccretableDifference_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldReclassificationsToFromNonaccretableDifference_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield Reclassifications To From Nonaccretable Difference</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldInterestOtherIncreaseDecrease_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYieldInterestOtherIncreaseDecrease_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield Interest Other Increase Decrease</link:label>
    <link:label xml:lang="en-US" xlink:label="us-gaap_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAccretableYield_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Balance at end of period</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_LoanDelinquentPeriodForNonAccrualStatusClassification" xlink:type="locator" xlink:label="mtb_LoanDelinquentPeriodForNonAccrualStatusClassification" />
    <link:label xml:lang="en-US" xlink:label="mtb_LoanDelinquentPeriodForNonAccrualStatusClassification_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">The threshold number of days in delinquency at which criticized loans are generally classified as non-accrual.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_LoanDelinquentPeriodForNonAccrualStatusClassification" xlink:to="mtb_LoanDelinquentPeriodForNonAccrualStatusClassification_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_LoanDelinquentPeriodForNonAccrualStatusClassification_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loan delinquent period</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_LoanDelinquentPeriodForNonAccrualStatusClassification_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Loan Delinquent Period For Non Accrual Status Classification</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_FinancingReceivableRecordedInvestmentAccrualOrNonaccrualStatus" xlink:type="locator" xlink:label="mtb_FinancingReceivableRecordedInvestmentAccrualOrNonaccrualStatus" />
    <link:label xml:lang="en-US" xlink:label="mtb_FinancingReceivableRecordedInvestmentAccrualOrNonaccrualStatus_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Financing receivable recorded investment accrual or nonaccrual status.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_FinancingReceivableRecordedInvestmentAccrualOrNonaccrualStatus" xlink:to="mtb_FinancingReceivableRecordedInvestmentAccrualOrNonaccrualStatus_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_FinancingReceivableRecordedInvestmentAccrualOrNonaccrualStatus_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amount of real estate loan as reported as accruing or nonaccruing</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_FinancingReceivableRecordedInvestmentAccrualOrNonaccrualStatus_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Recorded Investment Accrual Or Nonaccrual Status</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable" xlink:type="locator" xlink:label="us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Financing Receivable Recorded Investment Credit Quality Indicator [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable" xlink:to="us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Financing Receivable Recorded Investment Credit Quality Indicator [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ExtinguishmentOfDebtAxis" xlink:type="locator" xlink:label="us-gaap_ExtinguishmentOfDebtAxis" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ExtinguishmentOfDebtAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Extinguishment of Debt</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ExtinguishmentOfDebtAxis" xlink:to="us-gaap_ExtinguishmentOfDebtAxis_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ExtinguishmentOfDebtAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Extinguishment Of Debt [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ExtinguishmentOfDebtTypeDomain" xlink:type="locator" xlink:label="us-gaap_ExtinguishmentOfDebtTypeDomain" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ExtinguishmentOfDebtTypeDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Extinguishment of Debt, Type</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ExtinguishmentOfDebtTypeDomain" xlink:to="us-gaap_ExtinguishmentOfDebtTypeDomain_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ExtinguishmentOfDebtTypeDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Extinguishment Of Debt Type [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtMember" xlink:type="locator" xlink:label="us-gaap_LongTermDebtMember" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_LongTermDebtMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Term Loans [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongTermDebtMember" xlink:to="us-gaap_LongTermDebtMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_LongTermDebtMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Long Term Debt [Member]</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_LongTermDebtPriorPeriodMember" xlink:type="locator" xlink:label="mtb_LongTermDebtPriorPeriodMember" />
    <link:label xml:lang="en-US" xlink:label="mtb_LongTermDebtPriorPeriodMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Long term debt prior period.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_LongTermDebtPriorPeriodMember" xlink:to="mtb_LongTermDebtPriorPeriodMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_LongTermDebtPriorPeriodMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Term Loans Prior Period [Member]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_LongTermDebtPriorPeriodMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Long Term Debt Prior Period [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CreditFacilityAxis" xlink:type="locator" xlink:label="us-gaap_CreditFacilityAxis" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_CreditFacilityAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Credit Facility</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CreditFacilityAxis" xlink:to="us-gaap_CreditFacilityAxis_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_CreditFacilityAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Credit Facility [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CreditFacilityDomain" xlink:type="locator" xlink:label="us-gaap_CreditFacilityDomain" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_CreditFacilityDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Credit Facility</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CreditFacilityDomain" xlink:to="us-gaap_CreditFacilityDomain_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_CreditFacilityDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Credit Facility [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RevolvingCreditFacilityMember" xlink:type="locator" xlink:label="us-gaap_RevolvingCreditFacilityMember" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_RevolvingCreditFacilityMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Revolving Loans [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RevolvingCreditFacilityMember" xlink:to="us-gaap_RevolvingCreditFacilityMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_RevolvingCreditFacilityMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Revolving Credit Facility [Member]</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_RevolvingLoansConvertedToTermLoansMember" xlink:type="locator" xlink:label="mtb_RevolvingLoansConvertedToTermLoansMember" />
    <link:label xml:lang="en-US" xlink:label="mtb_RevolvingLoansConvertedToTermLoansMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Revolving loans converted to term loans.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_RevolvingLoansConvertedToTermLoansMember" xlink:to="mtb_RevolvingLoansConvertedToTermLoansMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_RevolvingLoansConvertedToTermLoansMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Revolving Loans Converted to Term Loans [Member]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_RevolvingLoansConvertedToTermLoansMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Revolving Loans Converted To Term Loans [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PassMember" xlink:type="locator" xlink:label="us-gaap_PassMember" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_PassMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Pass [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PassMember" xlink:to="us-gaap_PassMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_PassMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Pass [Member]</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_CriticizedAccrualMember" xlink:type="locator" xlink:label="mtb_CriticizedAccrualMember" />
    <link:label xml:lang="en-US" xlink:label="mtb_CriticizedAccrualMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Criticized accrual.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_CriticizedAccrualMember" xlink:to="mtb_CriticizedAccrualMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_CriticizedAccrualMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Criticized Accrual [Member]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_CriticizedAccrualMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Criticized Accrual [Member]</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_CriticizedNonaccrualMember" xlink:type="locator" xlink:label="mtb_CriticizedNonaccrualMember" />
    <link:label xml:lang="en-US" xlink:label="mtb_CriticizedNonaccrualMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Criticized nonaccrual.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_CriticizedNonaccrualMember" xlink:to="mtb_CriticizedNonaccrualMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_CriticizedNonaccrualMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Criticized Nonaccrual [Member]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_CriticizedNonaccrualMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Criticized Nonaccrual [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentLineItems" xlink:type="locator" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentLineItems" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financing Receivable Recorded Investment [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivableRecordedInvestmentLineItems" xlink:to="us-gaap_FinancingReceivableRecordedInvestmentLineItems_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Recorded Investment [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:label="us-gaap_LoansAndLeasesReceivableNetOfDeferredIncome_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loans and leases, net of unearned discount</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_FinancingReceivableAllowanceForCreditLossesNetWriteOffsAbstract" xlink:type="locator" xlink:label="mtb_FinancingReceivableAllowanceForCreditLossesNetWriteOffsAbstract" />
    <link:label xml:lang="en-US" xlink:label="mtb_FinancingReceivableAllowanceForCreditLossesNetWriteOffsAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Financing receivable allowance for credit losses net write offs.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_FinancingReceivableAllowanceForCreditLossesNetWriteOffsAbstract" xlink:to="mtb_FinancingReceivableAllowanceForCreditLossesNetWriteOffsAbstract_lbl" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_UnallocatedFinancingReceivablesMember" xlink:type="locator" xlink:label="us-gaap_UnallocatedFinancingReceivablesMember" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_UnallocatedFinancingReceivablesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Unallocated [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_UnallocatedFinancingReceivablesMember" xlink:to="us-gaap_UnallocatedFinancingReceivablesMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_UnallocatedFinancingReceivablesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Unallocated Financing Receivables [Member]</link:label>
    <link:label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Financing Receivable, Allowance for Credit Losses [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:label="us-gaap_LoansAndLeasesReceivableAllowance_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Beginning balance</link:label>
    <link:label xml:lang="en-US" xlink:label="us-gaap_NewAccountingPronouncementOrChangeInAccountingPrincipleEffectOfAdoptionQuantification_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Adoption of new accounting standard</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_FinancingReceivableAllowanceForCreditLossesNetWriteOffsAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net charge-offs</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_FinancingReceivableAllowanceForCreditLossesNetWriteOffsAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Allowance For Credit Losses Net Write Offs [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs" xlink:type="locator" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Charge-offs</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs" xlink:to="us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Allowance For Credit Losses Write Offs</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinancingReceivableAllowanceForCreditLossesRecovery" xlink:type="locator" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossesRecovery" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossesRecovery_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Recoveries</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivableAllowanceForCreditLossesRecovery" xlink:to="us-gaap_FinancingReceivableAllowanceForCreditLossesRecovery_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossesRecovery_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Allowance For Credit Losses Recovery</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AllowanceForLoanAndLeaseLossesWriteoffsNet" xlink:type="locator" xlink:label="us-gaap_AllowanceForLoanAndLeaseLossesWriteoffsNet" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_AllowanceForLoanAndLeaseLossesWriteoffsNet_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel">Net charge-offs</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AllowanceForLoanAndLeaseLossesWriteoffsNet" xlink:to="us-gaap_AllowanceForLoanAndLeaseLossesWriteoffsNet_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_AllowanceForLoanAndLeaseLossesWriteoffsNet_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Allowance For Loan And Lease Losses Writeoffs Net</link:label>
    <link:label xml:lang="en-US" xlink:label="us-gaap_LoansAndLeasesReceivableAllowance_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Ending balance</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_ImpairedFinancingReceivableNonaccrualInterestIncome" xlink:type="locator" xlink:label="mtb_ImpairedFinancingReceivableNonaccrualInterestIncome" />
    <link:label xml:lang="en-US" xlink:label="mtb_ImpairedFinancingReceivableNonaccrualInterestIncome_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Impaired financing receivable nonaccrual interest income.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_ImpairedFinancingReceivableNonaccrualInterestIncome" xlink:to="mtb_ImpairedFinancingReceivableNonaccrualInterestIncome_lbl" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfImpairedFinancingReceivableTable" xlink:type="locator" xlink:label="us-gaap_ScheduleOfImpairedFinancingReceivableTable" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ScheduleOfImpairedFinancingReceivableTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Impaired Financing Receivable [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfImpairedFinancingReceivableTable" xlink:to="us-gaap_ScheduleOfImpairedFinancingReceivableTable_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ScheduleOfImpairedFinancingReceivableTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Impaired Financing Receivable [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinancingReceivableImpairedLineItems" xlink:type="locator" xlink:label="us-gaap_FinancingReceivableImpairedLineItems" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableImpairedLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financing Receivable, Impaired [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivableImpairedLineItems" xlink:to="us-gaap_FinancingReceivableImpairedLineItems_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableImpairedLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Impaired [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance" xlink:type="locator" xlink:label="us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amortized Cost with Allowance</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance" xlink:to="us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Impaired Financing Receivable With Related Allowance Unpaid Principal Balance</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance" xlink:type="locator" xlink:label="us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amortized Cost without Allowance</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance" xlink:to="us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Impaired Financing Receivable With No Related Allowance Unpaid Principal Balance</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalance" xlink:type="locator" xlink:label="us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalance" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalance_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalance" xlink:to="us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalance_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalance_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Impaired Financing Receivable Unpaid Principal Balance</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ImpairedFinancingReceivableRelatedAllowance" xlink:type="locator" xlink:label="us-gaap_ImpairedFinancingReceivableRelatedAllowance" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ImpairedFinancingReceivableRelatedAllowance_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amortized Cost</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ImpairedFinancingReceivableRelatedAllowance" xlink:to="us-gaap_ImpairedFinancingReceivableRelatedAllowance_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ImpairedFinancingReceivableRelatedAllowance_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Impaired Financing Receivable Related Allowance</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_ImpairedFinancingReceivableNonaccrualInterestIncome_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest Income Recognized</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_ImpairedFinancingReceivableNonaccrualInterestIncome_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Impaired Financing Receivable Nonaccrual Interest Income</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfFinancingReceivableTroubledDebtRestructuringsTable" xlink:type="locator" xlink:label="us-gaap_ScheduleOfFinancingReceivableTroubledDebtRestructuringsTable" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ScheduleOfFinancingReceivableTroubledDebtRestructuringsTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Financing Receivable Troubled Debt Restructurings [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfFinancingReceivableTroubledDebtRestructuringsTable" xlink:to="us-gaap_ScheduleOfFinancingReceivableTroubledDebtRestructuringsTable_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ScheduleOfFinancingReceivableTroubledDebtRestructuringsTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Financing Receivable Troubled Debt Restructurings [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LoanRestructuringModificationAxis" xlink:type="locator" xlink:label="us-gaap_LoanRestructuringModificationAxis" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_LoanRestructuringModificationAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loan Restructuring Modification</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LoanRestructuringModificationAxis" xlink:to="us-gaap_LoanRestructuringModificationAxis_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_LoanRestructuringModificationAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Loan Restructuring Modification [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LoanRestructuringModificationDomain" xlink:type="locator" xlink:label="us-gaap_LoanRestructuringModificationDomain" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_LoanRestructuringModificationDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loan Restructuring Modification</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LoanRestructuringModificationDomain" xlink:to="us-gaap_LoanRestructuringModificationDomain_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_LoanRestructuringModificationDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Loan Restructuring Modification [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentDeferralMember" xlink:type="locator" xlink:label="us-gaap_PaymentDeferralMember" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_PaymentDeferralMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Principal Deferral [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentDeferralMember" xlink:to="us-gaap_PaymentDeferralMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_PaymentDeferralMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Payment Deferral [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ContractualInterestRateReductionMember" xlink:type="locator" xlink:label="us-gaap_ContractualInterestRateReductionMember" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ContractualInterestRateReductionMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest Rate Reduction [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ContractualInterestRateReductionMember" xlink:to="us-gaap_ContractualInterestRateReductionMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ContractualInterestRateReductionMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Contractual Interest Rate Reduction [Member]</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_OtherModificationsMember" xlink:type="locator" xlink:label="mtb_OtherModificationsMember" />
    <link:label xml:lang="en-US" xlink:label="mtb_OtherModificationsMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Other modifications.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_OtherModificationsMember" xlink:to="mtb_OtherModificationsMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_OtherModificationsMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other [Member]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_OtherModificationsMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Other Modifications [Member]</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_CombinationOfConcessionTypesMember" xlink:type="locator" xlink:label="mtb_CombinationOfConcessionTypesMember" />
    <link:label xml:lang="en-US" xlink:label="mtb_CombinationOfConcessionTypesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Combination of concession types.</link:label>
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    <link:label xml:lang="en-US" xlink:label="mtb_CombinationOfConcessionTypesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Combination Of Concession Types [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinancingReceivableModificationsLineItems" xlink:type="locator" xlink:label="us-gaap_FinancingReceivableModificationsLineItems" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableModificationsLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financing Receivable, Modifications [Line Items]</link:label>
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinancingReceivableModificationsNumberOfContracts2" xlink:type="locator" xlink:label="us-gaap_FinancingReceivableModificationsNumberOfContracts2" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableModificationsNumberOfContracts2_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of modifications</link:label>
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    <link:label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableModificationsNumberOfContracts2_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Modifications Number Of Contracts2</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinancingReceivableModificationsPreModificationRecordedInvestment2" xlink:type="locator" xlink:label="us-gaap_FinancingReceivableModificationsPreModificationRecordedInvestment2" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableModificationsPreModificationRecordedInvestment2_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Pre-modification Recorded Investment</link:label>
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    <link:label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableModificationsPreModificationRecordedInvestment2_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Modifications Pre Modification Recorded Investment2</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2" xlink:type="locator" xlink:label="us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Post- modification</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2" xlink:to="us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Modifications Post Modification Recorded Investment2</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_ResidentialMortgageLoansSecuredByResidentialRealEstateInProcessOfForeclosure" xlink:type="locator" xlink:label="mtb_ResidentialMortgageLoansSecuredByResidentialRealEstateInProcessOfForeclosure" />
    <link:label xml:lang="en-US" xlink:label="mtb_ResidentialMortgageLoansSecuredByResidentialRealEstateInProcessOfForeclosure_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Residential mortgage loans secured by residential real estate in process of foreclosure.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_ResidentialMortgageLoansSecuredByResidentialRealEstateInProcessOfForeclosure" xlink:to="mtb_ResidentialMortgageLoansSecuredByResidentialRealEstateInProcessOfForeclosure_lbl" />
    <link:loc xlink:href="mtb-20200331.xsd#mtb_PercentageOfLoansInTheProcessOfForeclosureServicedByOtherEntitiesClassifiedAsGovernmentGuaranteed" xlink:type="locator" xlink:label="mtb_PercentageOfLoansInTheProcessOfForeclosureServicedByOtherEntitiesClassifiedAsGovernmentGuaranteed" />
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherRealEstateAndForeclosedAssets" xlink:type="locator" xlink:label="us-gaap_OtherRealEstateAndForeclosedAssets" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_OtherRealEstateAndForeclosedAssets_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amount of foreclosed residential real estate property held</link:label>
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    <link:label xml:lang="en-US" xlink:label="us-gaap_OtherRealEstateAndForeclosedAssets_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Other Real Estate And Foreclosed Assets</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_ResidentialMortgageLoansSecuredByResidentialRealEstateInProcessOfForeclosure_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loans secured by residential real estate that were in the process of foreclosure</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_ResidentialMortgageLoansSecuredByResidentialRealEstateInProcessOfForeclosure_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Residential Mortgage Loans Secured By Residential Real Estate In Process Of Foreclosure</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_PercentageOfLoansInTheProcessOfForeclosureServicedByOtherEntitiesClassifiedAsGovernmentGuaranteed_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Percentage loans in the process of foreclosure, serviced by other entities, classified as government guaranteed</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_PercentageOfLoansInTheProcessOfForeclosureServicedByOtherEntitiesClassifiedAsGovernmentGuaranteed_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Percentage Of Loans In The Process Of Foreclosure Serviced By Other Entities Classified As Government Guaranteed</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentsAbstract" xlink:type="locator" xlink:label="us-gaap_DebtInstrumentsAbstract" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DebtInstrumentsAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instruments [Abstract]</link:label>
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_JuniorSubordinatedDebentureOwedToUnconsolidatedSubsidiaryTrust" xlink:type="locator" xlink:label="us-gaap_JuniorSubordinatedDebentureOwedToUnconsolidatedSubsidiaryTrust" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_JuniorSubordinatedDebentureOwedToUnconsolidatedSubsidiaryTrust_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Junior subordinated debentures</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_JuniorSubordinatedDebentureOwedToUnconsolidatedSubsidiaryTrust" xlink:to="us-gaap_JuniorSubordinatedDebentureOwedToUnconsolidatedSubsidiaryTrust_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_JuniorSubordinatedDebentureOwedToUnconsolidatedSubsidiaryTrust_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Junior Subordinated Debenture Owed To Unconsolidated Subsidiary Trust</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentMaturityDateRangeStart1" xlink:type="locator" xlink:label="us-gaap_DebtInstrumentMaturityDateRangeStart1" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DebtInstrumentMaturityDateRangeStart1_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt Maturity, Start Year</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentMaturityDateRangeStart1" xlink:to="us-gaap_DebtInstrumentMaturityDateRangeStart1_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DebtInstrumentMaturityDateRangeStart1_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument Maturity Date Range Start1</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentMaturityDateRangeEnd1" xlink:type="locator" xlink:label="us-gaap_DebtInstrumentMaturityDateRangeEnd1" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DebtInstrumentMaturityDateRangeEnd1_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt Maturity, End Year</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentMaturityDateRangeEnd1" xlink:to="us-gaap_DebtInstrumentMaturityDateRangeEnd1_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DebtInstrumentMaturityDateRangeEnd1_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument Maturity Date Range End1</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_InvestmentRepurchaseAgreementAmountToBeReceived1" xlink:type="locator" xlink:label="mtb_InvestmentRepurchaseAgreementAmountToBeReceived1" />
    <link:label xml:lang="en-US" xlink:label="mtb_InvestmentRepurchaseAgreementAmountToBeReceived1_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount to be received on the repurchase date.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_InvestmentRepurchaseAgreementAmountToBeReceived1" xlink:to="mtb_InvestmentRepurchaseAgreementAmountToBeReceived1_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_InvestmentRepurchaseAgreementAmountToBeReceived1_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Agreements to repurchase securities</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_InvestmentRepurchaseAgreementAmountToBeReceived1_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Investment Repurchase Agreement Amount To Be Received1</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SecuritiesSoldUnderAgreementsToRepurchaseFairValueOfCollateral" xlink:type="locator" xlink:label="us-gaap_SecuritiesSoldUnderAgreementsToRepurchaseFairValueOfCollateral" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_SecuritiesSoldUnderAgreementsToRepurchaseFairValueOfCollateral_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Collateral posted</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SecuritiesSoldUnderAgreementsToRepurchaseFairValueOfCollateral" xlink:to="us-gaap_SecuritiesSoldUnderAgreementsToRepurchaseFairValueOfCollateral_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_SecuritiesSoldUnderAgreementsToRepurchaseFairValueOfCollateral_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Securities Sold Under Agreements To Repurchase Fair Value Of Collateral</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisaggregationOfRevenueTable" xlink:type="locator" xlink:label="us-gaap_DisaggregationOfRevenueTable" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DisaggregationOfRevenueTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Disaggregation Of Revenue [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DisaggregationOfRevenueTable" xlink:to="us-gaap_DisaggregationOfRevenueTable_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DisaggregationOfRevenueTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Disaggregation Of Revenue [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionStartDateAxis" xlink:type="locator" xlink:label="us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionStartDateAxis" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionStartDateAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionStartDateAxis" xlink:to="us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionStartDateAxis_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionStartDateAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Start Date [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisaggregationOfRevenueLineItems" xlink:type="locator" xlink:label="us-gaap_DisaggregationOfRevenueLineItems" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DisaggregationOfRevenueLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Disaggregation Of Revenue [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DisaggregationOfRevenueLineItems" xlink:to="us-gaap_DisaggregationOfRevenueLineItems_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DisaggregationOfRevenueLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Disaggregation Of Revenue [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1" xlink:type="locator" xlink:label="us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Period of satisfaction of contract with customer</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1" xlink:to="us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BalanceSheetLocationAxis" xlink:type="locator" xlink:label="us-gaap_BalanceSheetLocationAxis" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_BalanceSheetLocationAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Balance Sheet Location</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BalanceSheetLocationAxis" xlink:to="us-gaap_BalanceSheetLocationAxis_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_BalanceSheetLocationAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Balance Sheet Location [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BalanceSheetLocationDomain" xlink:type="locator" xlink:label="us-gaap_BalanceSheetLocationDomain" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_BalanceSheetLocationDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Balance Sheet Location</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BalanceSheetLocationDomain" xlink:to="us-gaap_BalanceSheetLocationDomain_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_BalanceSheetLocationDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Balance Sheet Location [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherLiabilitiesMember" xlink:type="locator" xlink:label="us-gaap_OtherLiabilitiesMember" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_OtherLiabilitiesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued interest and other liabilities [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherLiabilitiesMember" xlink:to="us-gaap_OtherLiabilitiesMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_OtherLiabilitiesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Other Liabilities [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RevenueRemainingPerformanceObligation" xlink:type="locator" xlink:label="us-gaap_RevenueRemainingPerformanceObligation" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_RevenueRemainingPerformanceObligation_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Uncollected amounts receivable</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RevenueRemainingPerformanceObligation" xlink:to="us-gaap_RevenueRemainingPerformanceObligation_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_RevenueRemainingPerformanceObligation_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Revenue Remaining Performance Obligation</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredRevenue" xlink:type="locator" xlink:label="us-gaap_DeferredRevenue" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DeferredRevenue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deferred revenue</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredRevenue" xlink:to="us-gaap_DeferredRevenue_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DeferredRevenue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Revenue</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_OtherRevenuesFromOperationsAbstract" xlink:type="locator" xlink:label="mtb_OtherRevenuesFromOperationsAbstract" />
    <link:label xml:lang="en-US" xlink:label="mtb_OtherRevenuesFromOperationsAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Other revenues from operations.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_OtherRevenuesFromOperationsAbstract" xlink:to="mtb_OtherRevenuesFromOperationsAbstract_lbl" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis" xlink:type="locator" xlink:label="us-gaap_StatementBusinessSegmentsAxis" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_StatementBusinessSegmentsAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Segments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StatementBusinessSegmentsAxis" xlink:to="us-gaap_StatementBusinessSegmentsAxis_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_StatementBusinessSegmentsAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Statement Business Segments [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SegmentDomain" xlink:type="locator" xlink:label="us-gaap_SegmentDomain" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_SegmentDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Segments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SegmentDomain" xlink:to="us-gaap_SegmentDomain_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_SegmentDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Segment [Domain]</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_BusinessBankingMember" xlink:type="locator" xlink:label="mtb_BusinessBankingMember" />
    <link:label xml:lang="en-US" xlink:label="mtb_BusinessBankingMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Business banking segment.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_BusinessBankingMember" xlink:to="mtb_BusinessBankingMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_BusinessBankingMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Business Banking [Member]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_BusinessBankingMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Business Banking [Member]</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_CommercialBankingMember" xlink:type="locator" xlink:label="mtb_CommercialBankingMember" />
    <link:label xml:lang="en-US" xlink:label="mtb_CommercialBankingMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Commercial banking segment.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_CommercialBankingMember" xlink:to="mtb_CommercialBankingMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_CommercialBankingMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Commercial Banking [Member]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_CommercialBankingMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Commercial Banking [Member]</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_CommercialRealEstateSegmentMember" xlink:type="locator" xlink:label="mtb_CommercialRealEstateSegmentMember" />
    <link:label xml:lang="en-US" xlink:label="mtb_CommercialRealEstateSegmentMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Commercial real estate segment.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_CommercialRealEstateSegmentMember" xlink:to="mtb_CommercialRealEstateSegmentMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_CommercialRealEstateSegmentMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Commercial Real Estate [Member]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_CommercialRealEstateSegmentMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Commercial Real Estate Segment [Member]</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_DiscretionaryPortfolioMember" xlink:type="locator" xlink:label="mtb_DiscretionaryPortfolioMember" />
    <link:label xml:lang="en-US" xlink:label="mtb_DiscretionaryPortfolioMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Discretionary portfolio segment.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_DiscretionaryPortfolioMember" xlink:to="mtb_DiscretionaryPortfolioMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_DiscretionaryPortfolioMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Discretionary Portfolio [Member]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_DiscretionaryPortfolioMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Discretionary Portfolio [Member]</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_ResidentialMortgageBankingMember" xlink:type="locator" xlink:label="mtb_ResidentialMortgageBankingMember" />
    <link:label xml:lang="en-US" xlink:label="mtb_ResidentialMortgageBankingMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Residential mortgage banking segment.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_ResidentialMortgageBankingMember" xlink:to="mtb_ResidentialMortgageBankingMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_ResidentialMortgageBankingMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Residential Mortgage Banking [Member]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_ResidentialMortgageBankingMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Residential Mortgage Banking [Member]</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_RetailBankingMember" xlink:type="locator" xlink:label="mtb_RetailBankingMember" />
    <link:label xml:lang="en-US" xlink:label="mtb_RetailBankingMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Retail banking segment.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_RetailBankingMember" xlink:to="mtb_RetailBankingMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_RetailBankingMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Retail Banking [Member]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_RetailBankingMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Retail Banking [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AllOtherSegmentsMember" xlink:type="locator" xlink:label="us-gaap_AllOtherSegmentsMember" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_AllOtherSegmentsMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">All Other [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AllOtherSegmentsMember" xlink:to="us-gaap_AllOtherSegmentsMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_AllOtherSegmentsMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">All Other Segments [Member]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_OtherRevenuesFromOperationsAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other revenues from operations:</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_OtherRevenuesFromOperationsAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Other Revenues From Operations [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_MerchantDiscountAndCreditCardFees_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Merchant discount and credit card fees</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_MerchantDiscountAndCreditCardFees_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Merchant Discount And Credit Card Fees</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_NoninterestIncomeExpenseOtherOperatingIncomeLoss_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_NoninterestIncomeExpenseOtherOperatingIncomeLoss_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Noninterest Income Expense Other Operating Income Loss</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable" xlink:type="locator" xlink:label="us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Defined Benefit Plans Disclosures [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable" xlink:to="us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Defined Benefit Plans Disclosures [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RetirementPlanTypeAxis" xlink:type="locator" xlink:label="us-gaap_RetirementPlanTypeAxis" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_RetirementPlanTypeAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other Postretirement Benefits [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RetirementPlanTypeAxis" xlink:to="us-gaap_RetirementPlanTypeAxis_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_RetirementPlanTypeAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Retirement Plan Type [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RetirementPlanTypeDomain" xlink:type="locator" xlink:label="us-gaap_RetirementPlanTypeDomain" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_RetirementPlanTypeDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Retirement Plan Type</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RetirementPlanTypeDomain" xlink:to="us-gaap_RetirementPlanTypeDomain_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_RetirementPlanTypeDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Retirement Plan Type [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PensionPlansDefinedBenefitMember" xlink:type="locator" xlink:label="us-gaap_PensionPlansDefinedBenefitMember" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_PensionPlansDefinedBenefitMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Pension Benefits [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PensionPlansDefinedBenefitMember" xlink:to="us-gaap_PensionPlansDefinedBenefitMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_PensionPlansDefinedBenefitMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Pension Plans Defined Benefit [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember" xlink:type="locator" xlink:label="us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other Postretirement Benefits [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember" xlink:to="us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Other Postretirement Benefit Plans Defined Benefit [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanDisclosureLineItems" xlink:type="locator" xlink:label="us-gaap_DefinedBenefitPlanDisclosureLineItems" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DefinedBenefitPlanDisclosureLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Defined Benefit Plan Disclosure [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanDisclosureLineItems" xlink:to="us-gaap_DefinedBenefitPlanDisclosureLineItems_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DefinedBenefitPlanDisclosureLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Defined Benefit Plan Disclosure [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanServiceCost" xlink:type="locator" xlink:label="us-gaap_DefinedBenefitPlanServiceCost" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DefinedBenefitPlanServiceCost_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Service cost</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanServiceCost" xlink:to="us-gaap_DefinedBenefitPlanServiceCost_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DefinedBenefitPlanServiceCost_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Defined Benefit Plan Service Cost</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanInterestCost" xlink:type="locator" xlink:label="us-gaap_DefinedBenefitPlanInterestCost" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DefinedBenefitPlanInterestCost_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest cost on projected benefit obligation</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanInterestCost" xlink:to="us-gaap_DefinedBenefitPlanInterestCost_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DefinedBenefitPlanInterestCost_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Defined Benefit Plan Interest Cost</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets" xlink:type="locator" xlink:label="us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Expected return on plan assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets" xlink:to="us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Defined Benefit Plan Expected Return On Plan Assets</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit" xlink:type="locator" xlink:label="us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amortization of prior service cost (credit)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit" xlink:to="us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Defined Benefit Plan Amortization Of Prior Service Cost Credit</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses" xlink:type="locator" xlink:label="us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Amortization of net actuarial loss (gain)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses" xlink:to="us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Defined Benefit Plan Amortization Of Gains Losses</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost" xlink:type="locator" xlink:label="us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net periodic cost (benefit)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost" xlink:to="us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Defined Benefit Plan Net Periodic Benefit Cost</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PensionAndOtherPostretirementBenefitExpense" xlink:type="locator" xlink:label="us-gaap_PensionAndOtherPostretirementBenefitExpense" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_PensionAndOtherPostretirementBenefitExpense_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Defined contribution pension and retirement savings plans total expense</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PensionAndOtherPostretirementBenefitExpense" xlink:to="us-gaap_PensionAndOtherPostretirementBenefitExpense_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_PensionAndOtherPostretirementBenefitExpense_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Pension And Other Postretirement Benefit Expense</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_NetIncomeLossAvailableToCommonStockholdersBasicBeforeUnvestedStockBasedCompensationAwardsAdjustment" xlink:type="locator" xlink:label="mtb_NetIncomeLossAvailableToCommonStockholdersBasicBeforeUnvestedStockBasedCompensationAwardsAdjustment" />
    <link:label xml:lang="en-US" xlink:label="mtb_NetIncomeLossAvailableToCommonStockholdersBasicBeforeUnvestedStockBasedCompensationAwardsAdjustment_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Net income loss available to common stockholders before unvested stock based compensation awards adjustment as used in the determination of basic earnings per common share.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_NetIncomeLossAvailableToCommonStockholdersBasicBeforeUnvestedStockBasedCompensationAwardsAdjustment" xlink:to="mtb_NetIncomeLossAvailableToCommonStockholdersBasicBeforeUnvestedStockBasedCompensationAwardsAdjustment_lbl" />
    <link:loc xlink:href="mtb-20200331.xsd#mtb_IncomeAttributableToUnvestedStockBasedCompensationAwardsBasic" xlink:type="locator" xlink:label="mtb_IncomeAttributableToUnvestedStockBasedCompensationAwardsBasic" />
    <link:label xml:lang="en-US" xlink:label="mtb_IncomeAttributableToUnvestedStockBasedCompensationAwardsBasic_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Income attributable to unvested stock based compensation awards. This amount is used as a reduction to net income available to common equity in the calculation of net income available to common shareholders as used in the determination of basic earnings per common share.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_IncomeAttributableToUnvestedStockBasedCompensationAwardsBasic" xlink:to="mtb_IncomeAttributableToUnvestedStockBasedCompensationAwardsBasic_lbl" />
    <link:loc xlink:href="mtb-20200331.xsd#mtb_CommonSharesOutstandingIncludingCommonStockIssuableAndUnvestedStockBasedCompensationAwards" xlink:type="locator" xlink:label="mtb_CommonSharesOutstandingIncludingCommonStockIssuableAndUnvestedStockBasedCompensationAwards" />
    <link:label xml:lang="en-US" xlink:label="mtb_CommonSharesOutstandingIncludingCommonStockIssuableAndUnvestedStockBasedCompensationAwards_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">The weighted average number of common shares outstanding (including common stock issuable) and unvested stock-based compensation awards.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_CommonSharesOutstandingIncludingCommonStockIssuableAndUnvestedStockBasedCompensationAwards" xlink:to="mtb_CommonSharesOutstandingIncludingCommonStockIssuableAndUnvestedStockBasedCompensationAwards_lbl" />
    <link:loc xlink:href="mtb-20200331.xsd#mtb_UnvestedStockBasedCompensationAwards" xlink:type="locator" xlink:label="mtb_UnvestedStockBasedCompensationAwards" />
    <link:label xml:lang="en-US" xlink:label="mtb_UnvestedStockBasedCompensationAwards_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Number of shares related to unvested stock-based compensation awards. This amount is a reduction in the calculation of weighted average shares outstanding for the earnings per share calculation.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_UnvestedStockBasedCompensationAwards" xlink:to="mtb_UnvestedStockBasedCompensationAwards_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_NetIncomeLossAvailableToCommonStockholdersBasicAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Income available to common shareholders:</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PreferredStockDividendsIncomeStatementImpact" xlink:type="locator" xlink:label="us-gaap_PreferredStockDividendsIncomeStatementImpact" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_PreferredStockDividendsIncomeStatementImpact_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Less: Preferred stock dividends</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockDividendsIncomeStatementImpact" xlink:to="us-gaap_PreferredStockDividendsIncomeStatementImpact_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_PreferredStockDividendsIncomeStatementImpact_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Preferred Stock Dividends Income Statement Impact</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_NetIncomeLossAvailableToCommonStockholdersBasicBeforeUnvestedStockBasedCompensationAwardsAdjustment_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net income available to common equity</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_NetIncomeLossAvailableToCommonStockholdersBasicBeforeUnvestedStockBasedCompensationAwardsAdjustment_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Net Income Loss Available To Common Stockholders Basic Before Unvested Stock Based Compensation Awards Adjustment</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_IncomeAttributableToUnvestedStockBasedCompensationAwardsBasic_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Less: Income attributable to unvested stock-based compensation awards</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_IncomeAttributableToUnvestedStockBasedCompensationAwardsBasic_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Income Attributable To Unvested Stock Based Compensation Awards Basic</link:label>
    <link:label xml:lang="en-US" xlink:label="us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net income available to common shareholders</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasicAbstract" xlink:type="locator" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasicAbstract" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasicAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted-average shares outstanding:</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_WeightedAverageNumberOfSharesOutstandingBasicAbstract" xlink:to="us-gaap_WeightedAverageNumberOfSharesOutstandingBasicAbstract_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasicAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Weighted Average Number Of Shares Outstanding Basic [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_CommonSharesOutstandingIncludingCommonStockIssuableAndUnvestedStockBasedCompensationAwards_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Common shares outstanding (including common stock issuable) and unvested stock-based compensation awards</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_CommonSharesOutstandingIncludingCommonStockIssuableAndUnvestedStockBasedCompensationAwards_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Common Shares Outstanding Including Common Stock Issuable And Unvested Stock Based Compensation Awards</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_UnvestedStockBasedCompensationAwards_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Less: Unvested stock-based compensation awards</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_UnvestedStockBasedCompensationAwards_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Unvested Stock Based Compensation Awards</link:label>
    <link:label xml:lang="en-US" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Weighted-average shares outstanding</link:label>
    <link:label xml:lang="en-US" xlink:label="us-gaap_EarningsPerShareBasic_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Basic earnings per common share</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_NetIncomeLossAvailableToCommonStockholdersDilutedBeforeUnvestedStockBasedCompensationAwardsAdjustment" xlink:type="locator" xlink:label="mtb_NetIncomeLossAvailableToCommonStockholdersDilutedBeforeUnvestedStockBasedCompensationAwardsAdjustment" />
    <link:label xml:lang="en-US" xlink:label="mtb_NetIncomeLossAvailableToCommonStockholdersDilutedBeforeUnvestedStockBasedCompensationAwardsAdjustment_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Net income loss available to common stockholders before unvested stock based compensation awards adjustment as used in the determination of diluted earnings per common share.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_NetIncomeLossAvailableToCommonStockholdersDilutedBeforeUnvestedStockBasedCompensationAwardsAdjustment" xlink:to="mtb_NetIncomeLossAvailableToCommonStockholdersDilutedBeforeUnvestedStockBasedCompensationAwardsAdjustment_lbl" />
    <link:loc xlink:href="mtb-20200331.xsd#mtb_IncomeAttributableToUnvestedStockBasedCompensationAwardsDiluted" xlink:type="locator" xlink:label="mtb_IncomeAttributableToUnvestedStockBasedCompensationAwardsDiluted" />
    <link:label xml:lang="en-US" xlink:label="mtb_IncomeAttributableToUnvestedStockBasedCompensationAwardsDiluted_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Income attributable to unvested stock based compensation awards. This amount is used as a reduction to net income available to common equity in the calculation of net income available to common shareholders as used in the determination of diluted earnings per share.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_IncomeAttributableToUnvestedStockBasedCompensationAwardsDiluted" xlink:to="mtb_IncomeAttributableToUnvestedStockBasedCompensationAwardsDiluted_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_NetIncomeLossAvailableToCommonStockholdersDilutedBeforeUnvestedStockBasedCompensationAwardsAdjustment_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net income available to common equity</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_NetIncomeLossAvailableToCommonStockholdersDilutedBeforeUnvestedStockBasedCompensationAwardsAdjustment_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Net Income Loss Available To Common Stockholders Diluted Before Unvested Stock Based Compensation Awards Adjustment</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_IncomeAttributableToUnvestedStockBasedCompensationAwardsDiluted_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Less: Income attributable to unvested stock-based compensation awards</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_IncomeAttributableToUnvestedStockBasedCompensationAwardsDiluted_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Income Attributable To Unvested Stock Based Compensation Awards Diluted</link:label>
    <link:label xml:lang="en-US" xlink:label="us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net income available to common shareholders</link:label>
    <link:label xml:lang="en-US" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Adjusted weighted-average shares outstanding:</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_CommonSharesOutstandingIncludingCommonStockIssuableAndUnvestedStockBasedCompensationAwards_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common and unvested stock-based compensation awards</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements" xlink:type="locator" xlink:label="us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Plus: Incremental shares from assumed conversion of stock-based compensation awards and warrants to purchase common stock</link:label>
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossBeforeTax1" xlink:type="locator" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeLossBeforeTax1" />
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax" xlink:type="locator" xlink:label="us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax" />
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossBeforeReclassificationAndTax" xlink:type="locator" xlink:label="us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossBeforeReclassificationAndTax" />
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    <link:label xml:lang="en-US" xlink:label="us-gaap_OtherComprehensiveIncomeLossNetOfTax_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Net gain during period</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OffsettingAbstract" xlink:type="locator" xlink:label="us-gaap_OffsettingAbstract" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_OffsettingAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Offsetting [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OffsettingAbstract" xlink:to="us-gaap_OffsettingAbstract_lbl" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeTable" xlink:type="locator" xlink:label="us-gaap_DerivativeTable" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DerivativeTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Derivative [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeTable" xlink:to="us-gaap_DerivativeTable_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DerivativeTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Derivative [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeInstrumentRiskAxis" xlink:type="locator" xlink:label="us-gaap_DerivativeInstrumentRiskAxis" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DerivativeInstrumentRiskAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Derivative Instrument</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeInstrumentRiskAxis" xlink:to="us-gaap_DerivativeInstrumentRiskAxis_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DerivativeInstrumentRiskAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Instrument Risk [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeContractTypeDomain" xlink:type="locator" xlink:label="us-gaap_DerivativeContractTypeDomain" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DerivativeContractTypeDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Derivative Contract</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeContractTypeDomain" xlink:to="us-gaap_DerivativeContractTypeDomain_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DerivativeContractTypeDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Contract Type [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InterestRateSwapMember" xlink:type="locator" xlink:label="us-gaap_InterestRateSwapMember" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_InterestRateSwapMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest Rate Swap Agreements [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestRateSwapMember" xlink:to="us-gaap_InterestRateSwapMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_InterestRateSwapMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Interest Rate Swap [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InterestRateContractMember" xlink:type="locator" xlink:label="us-gaap_InterestRateContractMember" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_InterestRateContractMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest Rate Contracts [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestRateContractMember" xlink:to="us-gaap_InterestRateContractMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_InterestRateContractMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Interest Rate Contract [Member]</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_ForeignCurrencyAndOtherOptionAndFuturesContractsMember" xlink:type="locator" xlink:label="mtb_ForeignCurrencyAndOtherOptionAndFuturesContractsMember" />
    <link:label xml:lang="en-US" xlink:label="mtb_ForeignCurrencyAndOtherOptionAndFuturesContractsMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Foreign currency and other option and futures contracts.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_ForeignCurrencyAndOtherOptionAndFuturesContractsMember" xlink:to="mtb_ForeignCurrencyAndOtherOptionAndFuturesContractsMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_ForeignCurrencyAndOtherOptionAndFuturesContractsMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Foreign Currency and Other Option and Futures Contracts [Member]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_ForeignCurrencyAndOtherOptionAndFuturesContractsMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Foreign Currency And Other Option And Futures Contracts [Member]</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_CounterpartiesMember" xlink:type="locator" xlink:label="mtb_CounterpartiesMember" />
    <link:label xml:lang="en-US" xlink:label="mtb_CounterpartiesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Counterparties.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_CounterpartiesMember" xlink:to="mtb_CounterpartiesMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_CounterpartiesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Counterparties [Member]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_CounterpartiesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Counterparties [Member]</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_CreditRiskDerivativeMember" xlink:type="locator" xlink:label="mtb_CreditRiskDerivativeMember" />
    <link:label xml:lang="en-US" xlink:label="mtb_CreditRiskDerivativeMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Credit risk derivative.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_CreditRiskDerivativeMember" xlink:to="mtb_CreditRiskDerivativeMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_CreditRiskDerivativeMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Credit Risk Derivative [Member]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_CreditRiskDerivativeMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Credit Risk Derivative [Member]</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_ClearinghouseCreditFacilitiesMember" xlink:type="locator" xlink:label="mtb_ClearinghouseCreditFacilitiesMember" />
    <link:label xml:lang="en-US" xlink:label="mtb_ClearinghouseCreditFacilitiesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Clearinghouse credit facilities.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_ClearinghouseCreditFacilitiesMember" xlink:to="mtb_ClearinghouseCreditFacilitiesMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_ClearinghouseCreditFacilitiesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Clearinghouse Credit Facilities [Member]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_ClearinghouseCreditFacilitiesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Clearinghouse Credit Facilities [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeLineItems" xlink:type="locator" xlink:label="us-gaap_DerivativeLineItems" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DerivativeLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Derivative [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeLineItems" xlink:to="us-gaap_DerivativeLineItems_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DerivativeLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Derivative [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet" xlink:type="locator" xlink:label="us-gaap_DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Increase decrease in net interest income due to interest rate swap agreements</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet" xlink:to="us-gaap_DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Instruments Gain Loss Reclassified From Accumulated O C I Into Income Effective Portion Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TradingActivityByTypeAxis" xlink:type="locator" xlink:label="us-gaap_TradingActivityByTypeAxis" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_TradingActivityByTypeAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Trading Activity</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TradingActivityByTypeAxis" xlink:to="us-gaap_TradingActivityByTypeAxis_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_TradingActivityByTypeAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Trading Activity By Type [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TradingActivityByTypeDomain" xlink:type="locator" xlink:label="us-gaap_TradingActivityByTypeDomain" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_TradingActivityByTypeDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Trading Activity, by Type</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TradingActivityByTypeDomain" xlink:to="us-gaap_TradingActivityByTypeDomain_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_TradingActivityByTypeDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Trading Activity By Type [Domain]</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_FixedRateLongTermBorrowingsMember" xlink:type="locator" xlink:label="mtb_FixedRateLongTermBorrowingsMember" />
    <link:label xml:lang="en-US" xlink:label="mtb_FixedRateLongTermBorrowingsMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Fixed rate long-term borrowings.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_FixedRateLongTermBorrowingsMember" xlink:to="mtb_FixedRateLongTermBorrowingsMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_FixedRateLongTermBorrowingsMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fixed Rate Long-Term Borrowings [Member]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_FixedRateLongTermBorrowingsMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Fixed Rate Long Term Borrowings [Member]</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_InterestPaymentsOnVariableRateCommercialRealEstateLoansMember" xlink:type="locator" xlink:label="mtb_InterestPaymentsOnVariableRateCommercialRealEstateLoansMember" />
    <link:label xml:lang="en-US" xlink:label="mtb_InterestPaymentsOnVariableRateCommercialRealEstateLoansMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Interest payments on variable rate commercial real estate loans.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_InterestPaymentsOnVariableRateCommercialRealEstateLoansMember" xlink:to="mtb_InterestPaymentsOnVariableRateCommercialRealEstateLoansMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_InterestPaymentsOnVariableRateCommercialRealEstateLoansMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest Payments On Variable Rate Commercial Real Estate Loans [Member]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_InterestPaymentsOnVariableRateCommercialRealEstateLoansMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Interest Payments On Variable Rate Commercial Real Estate Loans [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis" xlink:type="locator" xlink:label="us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Hedging Relationship</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis" xlink:to="us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Instruments Gain Loss By Hedging Relationship [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_HedgingRelationshipDomain" xlink:type="locator" xlink:label="us-gaap_HedgingRelationshipDomain" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_HedgingRelationshipDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Hedging Relationship</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_HedgingRelationshipDomain" xlink:to="us-gaap_HedgingRelationshipDomain_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_HedgingRelationshipDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Hedging Relationship [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueHedgingMember" xlink:type="locator" xlink:label="us-gaap_FairValueHedgingMember" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FairValueHedgingMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Hedges [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueHedgingMember" xlink:to="us-gaap_FairValueHedgingMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FairValueHedgingMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Hedging [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashFlowHedgingMember" xlink:type="locator" xlink:label="us-gaap_CashFlowHedgingMember" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_CashFlowHedgingMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash Flow Hedges [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashFlowHedgingMember" xlink:to="us-gaap_CashFlowHedgingMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_CashFlowHedgingMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Cash Flow Hedging [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeNotionalAmount" xlink:type="locator" xlink:label="us-gaap_DerivativeNotionalAmount" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DerivativeNotionalAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Notional Amount</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeNotionalAmount" xlink:to="us-gaap_DerivativeNotionalAmount_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DerivativeNotionalAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Notional Amount</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeAverageRemainingMaturity1" xlink:type="locator" xlink:label="us-gaap_DerivativeAverageRemainingMaturity1" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DerivativeAverageRemainingMaturity1_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Average Maturity (in years)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeAverageRemainingMaturity1" xlink:to="us-gaap_DerivativeAverageRemainingMaturity1_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DerivativeAverageRemainingMaturity1_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Average Remaining Maturity1</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeAverageFixedInterestRate" xlink:type="locator" xlink:label="us-gaap_DerivativeAverageFixedInterestRate" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DerivativeAverageFixedInterestRate_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted-Average Rate, Fixed</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeAverageFixedInterestRate" xlink:to="us-gaap_DerivativeAverageFixedInterestRate_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DerivativeAverageFixedInterestRate_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Average Fixed Interest Rate</link:label>
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    <link:label xml:lang="en-US" xlink:label="us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Values Derivatives Balance Sheet Location By Derivative Contract Type By Hedging Designation [Table]</link:label>
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    <link:loc xlink:href="mtb-20200331.xsd#mtb_CommitmentsToSellRealEstateLoansMember" xlink:type="locator" xlink:label="mtb_CommitmentsToSellRealEstateLoansMember" />
    <link:label xml:lang="en-US" xlink:label="mtb_CommitmentsToSellRealEstateLoansMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Commitments to sell real estate loans.</link:label>
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    <link:loc xlink:href="mtb-20200331.xsd#mtb_MortgageRelatedCommitmentsToOriginateRealEstateLoansForSaleMember" xlink:type="locator" xlink:label="mtb_MortgageRelatedCommitmentsToOriginateRealEstateLoansForSaleMember" />
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    <link:label xml:lang="en-US" xlink:label="mtb_MortgageRelatedCommitmentsToOriginateRealEstateLoansForSaleMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Mortgage Related Commitments To Originate Real Estate Loans For Sale [Member]</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_ForeignExchangeAndOtherOptionAndFuturesContractsMember" xlink:type="locator" xlink:label="mtb_ForeignExchangeAndOtherOptionAndFuturesContractsMember" />
    <link:label xml:lang="en-US" xlink:label="mtb_ForeignExchangeAndOtherOptionAndFuturesContractsMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Foreign exchange and other option and futures contracts.</link:label>
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    <link:label xml:lang="en-US" xlink:label="mtb_ForeignExchangeAndOtherOptionAndFuturesContractsMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Foreign Exchange and Other Option and Futures Contracts [Member]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_ForeignExchangeAndOtherOptionAndFuturesContractsMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Foreign Exchange And Other Option And Futures Contracts [Member]</link:label>
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    <link:label xml:lang="en-US" xlink:label="us-gaap_HedgingDesignationDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Hedging Designation</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_HedgingDesignationDomain" xlink:to="us-gaap_HedgingDesignationDomain_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_HedgingDesignationDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Hedging Designation [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DesignatedAsHedgingInstrumentMember" xlink:type="locator" xlink:label="us-gaap_DesignatedAsHedgingInstrumentMember" />
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NondesignatedMember" xlink:type="locator" xlink:label="us-gaap_NondesignatedMember" />
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    <link:label xml:lang="en-US" xlink:label="us-gaap_NondesignatedMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Nondesignated [Member]</link:label>
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    <link:label xml:lang="en-US" xlink:label="us-gaap_DerivativesFairValueLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Derivatives Fair Value [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeAsset" xlink:type="locator" xlink:label="us-gaap_DerivativeFairValueOfDerivativeAsset" />
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    <link:label xml:lang="en-US" xlink:label="us-gaap_DerivativeFairValueOfDerivativeAsset_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Fair Value Of Derivative Asset</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeLiability" xlink:type="locator" xlink:label="us-gaap_DerivativeFairValueOfDerivativeLiability" />
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    <link:label xml:lang="en-US" xlink:label="mtb_IncreaseDecreaseInEstimatedFairValueOfInterestRateContractsInLiabilityPosition_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Reduction in estimated fair value of interest rate contracts in liability position</link:label>
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    <link:loc xlink:href="mtb-20200331.xsd#mtb_GainLossOnHedgedItemInFairValueHedge" xlink:type="locator" xlink:label="mtb_GainLossOnHedgedItemInFairValueHedge" />
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PortionAtFairValueFairValueDisclosureMember" xlink:type="locator" xlink:label="us-gaap_PortionAtFairValueFairValueDisclosureMember" />
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueDisclosureItemAmountsDomain" xlink:type="locator" xlink:label="us-gaap_FairValueDisclosureItemAmountsDomain" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FairValueDisclosureItemAmountsDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Measurement</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueDisclosureItemAmountsDomain" xlink:to="us-gaap_FairValueDisclosureItemAmountsDomain_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FairValueDisclosureItemAmountsDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Disclosure Item Amounts [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CarryingReportedAmountFairValueDisclosureMember" xlink:type="locator" xlink:label="us-gaap_CarryingReportedAmountFairValueDisclosureMember" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_CarryingReportedAmountFairValueDisclosureMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Carrying Amount [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CarryingReportedAmountFairValueDisclosureMember" xlink:to="us-gaap_CarryingReportedAmountFairValueDisclosureMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_CarryingReportedAmountFairValueDisclosureMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Carrying Reported Amount Fair Value Disclosure [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EstimateOfFairValueFairValueDisclosureMember" xlink:type="locator" xlink:label="us-gaap_EstimateOfFairValueFairValueDisclosureMember" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_EstimateOfFairValueFairValueDisclosureMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cumulative Amount of Fair Value Hedging Adjustment Increasing (Decreasing) the Carrying Amount [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EstimateOfFairValueFairValueDisclosureMember" xlink:to="us-gaap_EstimateOfFairValueFairValueDisclosureMember_lbl" />
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeAssetsLiabilitiesAtFairValueNet" xlink:type="locator" xlink:label="us-gaap_DerivativeAssetsLiabilitiesAtFairValueNet" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DerivativeAssetsLiabilitiesAtFairValueNet_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Hedged Item</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeAssetsLiabilitiesAtFairValueNet" xlink:to="us-gaap_DerivativeAssetsLiabilitiesAtFairValueNet_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DerivativeAssetsLiabilitiesAtFairValueNet_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Assets Liabilities At Fair Value Net</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_DerivativeHedgedLoans" xlink:type="locator" xlink:label="mtb_DerivativeHedgedLoans" />
    <link:label xml:lang="en-US" xlink:label="mtb_DerivativeHedgedLoans_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">As of the balance sheet date of the net amount of unrealized pre-tax gains and losses from hedged loans, that are held for sale, commitments to originate loans for sale and commitments to sell loans, and that meet the criteria of being accounted for as derivative instruments.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_DerivativeHedgedLoans" xlink:to="mtb_DerivativeHedgedLoans_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_DerivativeHedgedLoans_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net unrealized pre-tax gains related to hedged loans held for sale, commitments to originate loans for sale and commitments to sell loans</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_DerivativeHedgedLoans_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Hedged Loans</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral" xlink:type="locator" xlink:label="us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Aggregate fair value of derivative financial instruments in a liability position</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral" xlink:to="us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Fair Value Of Derivative Liability Amount Not Offset Against Collateral</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeLiabilityFairValueOfCollateral" xlink:type="locator" xlink:label="us-gaap_DerivativeLiabilityFairValueOfCollateral" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DerivativeLiabilityFairValueOfCollateral_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Post collateral requirements relating to positions</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeLiabilityFairValueOfCollateral" xlink:to="us-gaap_DerivativeLiabilityFairValueOfCollateral_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DerivativeLiabilityFairValueOfCollateral_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Liability Fair Value Of Collateral</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AdditionalCollateralAggregateFairValue" xlink:type="locator" xlink:label="us-gaap_AdditionalCollateralAggregateFairValue" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_AdditionalCollateralAggregateFairValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair value of additional collateral to be posted for derivative financial instruments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AdditionalCollateralAggregateFairValue" xlink:to="us-gaap_AdditionalCollateralAggregateFairValue_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_AdditionalCollateralAggregateFairValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Additional Collateral Aggregate Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral" xlink:type="locator" xlink:label="us-gaap_DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Aggregate fair value of derivative financial instruments in asset position</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral" xlink:to="us-gaap_DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Fair Value Of Derivative Asset Amount Not Offset Against Collateral</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral" xlink:type="locator" xlink:label="us-gaap_DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net fair value of derivative financial instruments in a net asset position</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral" xlink:to="us-gaap_DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Fair Value Of Derivative Asset Amount Offset Against Collateral</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeAssetFairValueOfCollateral" xlink:type="locator" xlink:label="us-gaap_DerivativeAssetFairValueOfCollateral" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_DerivativeAssetFairValueOfCollateral_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Collateral relating to net asset positions</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeAssetFairValueOfCollateral" xlink:to="us-gaap_DerivativeAssetFairValueOfCollateral_lbl" />
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CollateralAlreadyPostedAggregateFairValue" xlink:type="locator" xlink:label="us-gaap_CollateralAlreadyPostedAggregateFairValue" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_CollateralAlreadyPostedAggregateFairValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amount of initial margin posted</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CollateralAlreadyPostedAggregateFairValue" xlink:to="us-gaap_CollateralAlreadyPostedAggregateFairValue_lbl" />
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    <link:loc xlink:href="mtb-20200331.xsd#mtb_VariableInterestEntityDisclosureAbstract" xlink:type="locator" xlink:label="mtb_VariableInterestEntityDisclosureAbstract" />
    <link:label xml:lang="en-US" xlink:label="mtb_VariableInterestEntityDisclosureAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Variable interest entity disclosure.</link:label>
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_VariableInterestEntityPrimaryBeneficiaryMember" xlink:type="locator" xlink:label="us-gaap_VariableInterestEntityPrimaryBeneficiaryMember" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_VariableInterestEntityPrimaryBeneficiaryMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Variable Interest Entity Primary Beneficiary [Member]</link:label>
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    <link:label xml:lang="en-US" xlink:label="us-gaap_VariableInterestEntityPrimaryBeneficiaryMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Variable Interest Entity Primary Beneficiary [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GainLossOnSecuritizationOfFinancialAssets" xlink:type="locator" xlink:label="us-gaap_GainLossOnSecuritizationOfFinancialAssets" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_GainLossOnSecuritizationOfFinancialAssets_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loss on securitization of assets</link:label>
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    <link:label xml:lang="en-US" xlink:label="us-gaap_GainLossOnSecuritizationOfFinancialAssets_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Gain Loss On Securitization Of Financial Assets</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_OtherAssetsForItsInvestmentInCommonSecuritiesRecognizedByCompanyOfVariousTrusts" xlink:type="locator" xlink:label="mtb_OtherAssetsForItsInvestmentInCommonSecuritiesRecognizedByCompanyOfVariousTrusts" />
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    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_OtherAssetsForItsInvestmentInCommonSecuritiesRecognizedByCompanyOfVariousTrusts" xlink:to="mtb_OtherAssetsForItsInvestmentInCommonSecuritiesRecognizedByCompanyOfVariousTrusts_lbl" />
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    <link:label xml:lang="en-US" xlink:label="mtb_OtherAssetsForItsInvestmentInCommonSecuritiesRecognizedByCompanyOfVariousTrusts_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Other Assets For Its Investment In Common Securities Recognized By Company Of Various Trusts</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_InvestmentsInVariableInterestEntityCarryingAmount" xlink:type="locator" xlink:label="mtb_InvestmentsInVariableInterestEntityCarryingAmount" />
    <link:label xml:lang="en-US" xlink:label="mtb_InvestmentsInVariableInterestEntityCarryingAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">The carrying amount of investments in variable interest entity.</link:label>
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AmortizationMethodQualifiedAffordableHousingProjectInvestmentsAmortization" xlink:type="locator" xlink:label="us-gaap_AmortizationMethodQualifiedAffordableHousingProjectInvestmentsAmortization" />
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueByMeasurementFrequencyAxis" xlink:type="locator" xlink:label="us-gaap_FairValueByMeasurementFrequencyAxis" />
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    <link:label xml:lang="en-US" xlink:label="us-gaap_MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Government Issued or Guaranteed [Member]</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_MortgageBackedSecuritiesIssuedByPrivateEnterprisesResidentialMember" xlink:type="locator" xlink:label="mtb_MortgageBackedSecuritiesIssuedByPrivateEnterprisesResidentialMember" />
    <link:label xml:lang="en-US" xlink:label="mtb_MortgageBackedSecuritiesIssuedByPrivateEnterprisesResidentialMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Mortgage backed securities issued by private enterprises residential.</link:label>
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    <link:label xml:lang="en-US" xlink:label="mtb_MortgageBackedSecuritiesIssuedByPrivateEnterprisesResidentialMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Privately Issued Mortgage-Backed Securities [Member]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_MortgageBackedSecuritiesIssuedByPrivateEnterprisesResidentialMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Mortgage Backed Securities Issued By Private Enterprises Residential [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CollateralizedDebtObligationsMember" xlink:type="locator" xlink:label="us-gaap_CollateralizedDebtObligationsMember" />
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueInputsLevel1Member" xlink:type="locator" xlink:label="us-gaap_FairValueInputsLevel1Member" />
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    <link:label xml:lang="en-US" xlink:label="us-gaap_MortgageBackedSecuritiesIssuedByPrivateEnterprisesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Privately Issued Mortgage-Backed Securities [Member]</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_OtherAssetsAndOtherLiabilitiesMember" xlink:type="locator" xlink:label="mtb_OtherAssetsAndOtherLiabilitiesMember" />
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    <link:label xml:lang="en-US" xlink:label="mtb_OtherAssetsAndOtherLiabilitiesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other Assets and Other Liabilities [Member]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_OtherAssetsAndOtherLiabilitiesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Other Assets And Other Liabilities [Member]</link:label>
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    <link:label xml:lang="en-US" xlink:label="us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Assets Measured On Recurring Basis Unobservable Input Reconciliation [Line Items]</link:label>
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    <link:label xml:lang="en-US" xlink:label="us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Assets Measured On Recurring Basis Unobservable Input Reconciliation [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue" xlink:type="locator" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Beginning Balance</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue" xlink:to="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward" xlink:type="locator" xlink:label="us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward" />
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1" xlink:type="locator" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Included in earnings</link:label>
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    <link:label xml:lang="en-US" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Earnings1</link:label>
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    <link:loc xlink:href="mtb-20200331.xsd#mtb_MeasurementInputAdjustments" xlink:type="locator" xlink:label="mtb_MeasurementInputAdjustments" />
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LoansReceivableFairValueDisclosure" xlink:type="locator" xlink:label="us-gaap_LoansReceivableFairValueDisclosure" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_LoansReceivableFairValueDisclosure_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loans measured at fair value on nonrecurring basis</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LoansReceivableFairValueDisclosure" xlink:to="us-gaap_LoansReceivableFairValueDisclosure_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_LoansReceivableFairValueDisclosure_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Loans Receivable Fair Value Disclosure</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_IncreaseDecreaseInFairValueOfNonrecurringFairValueMeasuredLoansForChargeOffsAndImpairmentReserves_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Change in fair value of nonrecurring fair value measured loans for charge-offs and impairment reserves</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_IncreaseDecreaseInFairValueOfNonrecurringFairValueMeasuredLoansForChargeOffsAndImpairmentReserves_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Increase Decrease In Fair Value Of Nonrecurring Fair Value Measured Loans For Charge Offs And Impairment Reserves</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ForeclosedAssets" xlink:type="locator" xlink:label="us-gaap_ForeclosedAssets" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ForeclosedAssets_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Assets taken in foreclosure of defaulted loans measured at fair value on a nonrecurring basis</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ForeclosedAssets" xlink:to="us-gaap_ForeclosedAssets_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ForeclosedAssets_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Foreclosed Assets</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_AssumptionForFairValueOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrLiabilitiesOptionAdjustedBasisSpreadOnVariableRate" xlink:type="locator" xlink:label="mtb_AssumptionForFairValueOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrLiabilitiesOptionAdjustedBasisSpreadOnVariableRate" />
    <link:label xml:lang="en-US" xlink:label="mtb_AssumptionForFairValueOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrLiabilitiesOptionAdjustedBasisSpreadOnVariableRate_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Assumption for fair value of interests continued to be held by transferor servicing assets or liabilities option adjusted basis spread on variable rate.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_AssumptionForFairValueOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrLiabilitiesOptionAdjustedBasisSpreadOnVariableRate" xlink:to="mtb_AssumptionForFairValueOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrLiabilitiesOptionAdjustedBasisSpreadOnVariableRate_lbl" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ServicingAssetAtAmortizedValue" xlink:type="locator" xlink:label="us-gaap_ServicingAssetAtAmortizedValue" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ServicingAssetAtAmortizedValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Capitalized servicing rights</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ServicingAssetAtAmortizedValue" xlink:to="us-gaap_ServicingAssetAtAmortizedValue_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ServicingAssetAtAmortizedValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Servicing Asset At Amortized Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ServicingAssetAtAmortizedValueValuationAllowance" xlink:type="locator" xlink:label="us-gaap_ServicingAssetAtAmortizedValueValuationAllowance" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ServicingAssetAtAmortizedValueValuationAllowance_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Capitalized servicing rights, valuation allowance</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ServicingAssetAtAmortizedValueValuationAllowance" xlink:to="us-gaap_ServicingAssetAtAmortizedValueValuationAllowance_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ServicingAssetAtAmortizedValueValuationAllowance_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Servicing Asset At Amortized Value Valuation Allowance</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ServicingAssetAtFairValuePeriodIncreaseDecrease" xlink:type="locator" xlink:label="us-gaap_ServicingAssetAtFairValuePeriodIncreaseDecrease" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ServicingAssetAtFairValuePeriodIncreaseDecrease_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Changes in fair value recognized for impairment of capitalized servicing rights</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ServicingAssetAtFairValuePeriodIncreaseDecrease" xlink:to="us-gaap_ServicingAssetAtFairValuePeriodIncreaseDecrease_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ServicingAssetAtFairValuePeriodIncreaseDecrease_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Servicing Asset At Fair Value Period Increase Decrease</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AssumptionForFairValueOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrLiabilitiesPrepaymentSpeed" xlink:type="locator" xlink:label="us-gaap_AssumptionForFairValueOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrLiabilitiesPrepaymentSpeed" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_AssumptionForFairValueOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrLiabilitiesPrepaymentSpeed_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted-average prepayment speeds</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AssumptionForFairValueOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrLiabilitiesPrepaymentSpeed" xlink:to="us-gaap_AssumptionForFairValueOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrLiabilitiesPrepaymentSpeed_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_AssumptionForFairValueOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrLiabilitiesPrepaymentSpeed_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Assumption For Fair Value Of Interests Continued To Be Held By Transferor Servicing Assets Or Liabilities Prepayment Speed</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_AssumptionForFairValueOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrLiabilitiesOptionAdjustedBasisSpreadOnVariableRate_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Discounted rate represented weighted-average option-adjusted basis spread point percentage</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_AssumptionForFairValueOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrLiabilitiesOptionAdjustedBasisSpreadOnVariableRate_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Assumption For Fair Value Of Interests Continued To Be Held By Transferor Servicing Assets Or Liabilities Option Adjusted Basis Spread On Variable Rate</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_PercentageOfFairValueInputsCommitmentExpirations" xlink:type="locator" xlink:label="mtb_PercentageOfFairValueInputsCommitmentExpirations" />
    <link:label xml:lang="en-US" xlink:label="mtb_PercentageOfFairValueInputsCommitmentExpirations_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Percentage of assumed commitment expirations used in the fair value measurements of interest rate locks.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_PercentageOfFairValueInputsCommitmentExpirations" xlink:to="mtb_PercentageOfFairValueInputsCommitmentExpirations_lbl" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable" xlink:type="locator" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable" xlink:to="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ValuationTechniqueAxis" xlink:type="locator" xlink:label="us-gaap_ValuationTechniqueAxis" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ValuationTechniqueAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Valuation Approach and Technique</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ValuationTechniqueAxis" xlink:to="us-gaap_ValuationTechniqueAxis_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ValuationTechniqueAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Valuation Technique [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ValuationTechniqueDomain" xlink:type="locator" xlink:label="us-gaap_ValuationTechniqueDomain" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ValuationTechniqueDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Valuation Approach and Technique</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ValuationTechniqueDomain" xlink:to="us-gaap_ValuationTechniqueDomain_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ValuationTechniqueDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Valuation Technique [Domain]</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_DiscountedCashFlowsMember" xlink:type="locator" xlink:label="mtb_DiscountedCashFlowsMember" />
    <link:label xml:lang="en-US" xlink:label="mtb_DiscountedCashFlowsMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Discounted cash flows.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_DiscountedCashFlowsMember" xlink:to="mtb_DiscountedCashFlowsMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_DiscountedCashFlowsMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Discounted Cash Flows</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_DiscountedCashFlowsMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Discounted Cash Flows [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_WeightedAverageMember" xlink:type="locator" xlink:label="srt_WeightedAverageMember" />
    <link:label xml:lang="en-US" xlink:label="srt_WeightedAverageMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted Average [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="srt_WeightedAverageMember" xlink:to="srt_WeightedAverageMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="srt_WeightedAverageMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Weighted Average [Member]</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_TwoIndependentPricingQuotesMember" xlink:type="locator" xlink:label="mtb_TwoIndependentPricingQuotesMember" />
    <link:label xml:lang="en-US" xlink:label="mtb_TwoIndependentPricingQuotesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Two independent pricing quotes.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_TwoIndependentPricingQuotesMember" xlink:to="mtb_TwoIndependentPricingQuotesMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_TwoIndependentPricingQuotesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Two Independent Pricing Quotes [Member]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_TwoIndependentPricingQuotesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Two Independent Pricing Quotes [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems" xlink:type="locator" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems" xlink:to="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_PercentageOfFairValueInputsCommitmentExpirations_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Commitment expirations</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_PercentageOfFairValueInputsCommitmentExpirations_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Percentage Of Fair Value Inputs Commitment Expirations</link:label>
    <link:label xml:lang="en-US" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Recurring fair value measurements</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_OtherFinancialInstrumentsAbstract" xlink:type="locator" xlink:label="mtb_OtherFinancialInstrumentsAbstract" />
    <link:label xml:lang="en-US" xlink:label="mtb_OtherFinancialInstrumentsAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Other financial instruments.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_OtherFinancialInstrumentsAbstract" xlink:to="mtb_OtherFinancialInstrumentsAbstract_lbl" />
    <link:loc xlink:href="mtb-20200331.xsd#mtb_CommitmentsToOriginateRealEstateLoansForSale" xlink:type="locator" xlink:label="mtb_CommitmentsToOriginateRealEstateLoansForSale" />
    <link:label xml:lang="en-US" xlink:label="mtb_CommitmentsToOriginateRealEstateLoansForSale_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Commitments to originate real estate loans for sale.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_CommitmentsToOriginateRealEstateLoansForSale" xlink:to="mtb_CommitmentsToOriginateRealEstateLoansForSale_lbl" />
    <link:loc xlink:href="mtb-20200331.xsd#mtb_CommitmentsToSellRealEstateLoansNet" xlink:type="locator" xlink:label="mtb_CommitmentsToSellRealEstateLoansNet" />
    <link:label xml:lang="en-US" xlink:label="mtb_CommitmentsToSellRealEstateLoansNet_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Commitments to sell real estate loans net.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_CommitmentsToSellRealEstateLoansNet" xlink:to="mtb_CommitmentsToSellRealEstateLoansNet_lbl" />
    <link:loc xlink:href="mtb-20200331.xsd#mtb_OtherCreditRelatedCommitments" xlink:type="locator" xlink:label="mtb_OtherCreditRelatedCommitments" />
    <link:label xml:lang="en-US" xlink:label="mtb_OtherCreditRelatedCommitments_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Other credit-related commitments.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_OtherCreditRelatedCommitments" xlink:to="mtb_OtherCreditRelatedCommitments_lbl" />
    <link:loc xlink:href="mtb-20200331.xsd#mtb_InterestRateSwapAgreementsUsedForInterestRateRiskManagement" xlink:type="locator" xlink:label="mtb_InterestRateSwapAgreementsUsedForInterestRateRiskManagement" />
    <link:label xml:lang="en-US" xlink:label="mtb_InterestRateSwapAgreementsUsedForInterestRateRiskManagement_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Interest rate swap agreements used for interest rate risk management.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_InterestRateSwapAgreementsUsedForInterestRateRiskManagement" xlink:to="mtb_InterestRateSwapAgreementsUsedForInterestRateRiskManagement_lbl" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueByBalanceSheetGroupingTable" xlink:type="locator" xlink:label="us-gaap_FairValueByBalanceSheetGroupingTable" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FairValueByBalanceSheetGroupingTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value By Balance Sheet Grouping [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueByBalanceSheetGroupingTable" xlink:to="us-gaap_FairValueByBalanceSheetGroupingTable_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FairValueByBalanceSheetGroupingTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value By Balance Sheet Grouping [Table]</link:label>
    <link:label xml:lang="en-US" xlink:label="us-gaap_FairValueByMeasurementBasisAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Estimate Fair Value [Member]</link:label>
    <link:label xml:lang="en-US" xlink:label="us-gaap_EstimateOfFairValueFairValueDisclosureMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Estimate Fair Value [Member]</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_CommercialLoansAndLeasesMember" xlink:type="locator" xlink:label="mtb_CommercialLoansAndLeasesMember" />
    <link:label xml:lang="en-US" xlink:label="mtb_CommercialLoansAndLeasesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Commercial loans and leases.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_CommercialLoansAndLeasesMember" xlink:to="mtb_CommercialLoansAndLeasesMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_CommercialLoansAndLeasesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Commercial Loans And Leases [Member]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_CommercialLoansAndLeasesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Commercial Loans And Leases [Member]</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_ResidentialRealEstateLoansMember" xlink:type="locator" xlink:label="mtb_ResidentialRealEstateLoansMember" />
    <link:label xml:lang="en-US" xlink:label="mtb_ResidentialRealEstateLoansMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Residential real estate loans Member.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_ResidentialRealEstateLoansMember" xlink:to="mtb_ResidentialRealEstateLoansMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_ResidentialRealEstateLoansMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Residential Real Estate Loans [Member]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_ResidentialRealEstateLoansMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Residential Real Estate Loans [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems" xlink:type="locator" xlink:label="us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems" xlink:to="us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinancialInstrumentsFinancialAssetsBalanceSheetGroupingsAbstract" xlink:type="locator" xlink:label="us-gaap_FinancialInstrumentsFinancialAssetsBalanceSheetGroupingsAbstract" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FinancialInstrumentsFinancialAssetsBalanceSheetGroupingsAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financial assets:</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancialInstrumentsFinancialAssetsBalanceSheetGroupingsAbstract" xlink:to="us-gaap_FinancialInstrumentsFinancialAssetsBalanceSheetGroupingsAbstract_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FinancialInstrumentsFinancialAssetsBalanceSheetGroupingsAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Financial Instruments Financial Assets Balance Sheet Groupings [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:type="locator" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash and cash equivalents</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:to="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Cash And Cash Equivalents At Carrying Value</link:label>
    <link:label xml:lang="en-US" xlink:label="us-gaap_Investments_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Investment securities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LoansAndLeasesReceivableGrossCarryingAmountAbstract" xlink:type="locator" xlink:label="us-gaap_LoansAndLeasesReceivableGrossCarryingAmountAbstract" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_LoansAndLeasesReceivableGrossCarryingAmountAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loans and leases:</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LoansAndLeasesReceivableGrossCarryingAmountAbstract" xlink:to="us-gaap_LoansAndLeasesReceivableGrossCarryingAmountAbstract_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_LoansAndLeasesReceivableGrossCarryingAmountAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Loans And Leases Receivable Gross Carrying Amount [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NotesReceivableGross" xlink:type="locator" xlink:label="us-gaap_NotesReceivableGross" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_NotesReceivableGross_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Commercial loans and leases</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NotesReceivableGross" xlink:to="us-gaap_NotesReceivableGross_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_NotesReceivableGross_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Notes Receivable Gross</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_LoansAndLeasesReceivableConsumerInstallmentRevolvingAndHomeEquity_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Consumer loans</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_LoansAndLeasesReceivableConsumerInstallmentRevolvingAndHomeEquity_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Loans And Leases Receivable Consumer Installment Revolving And Home Equity</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccruedInvestmentIncomeReceivable" xlink:type="locator" xlink:label="us-gaap_AccruedInvestmentIncomeReceivable" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_AccruedInvestmentIncomeReceivable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued interest receivable</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccruedInvestmentIncomeReceivable" xlink:to="us-gaap_AccruedInvestmentIncomeReceivable_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_AccruedInvestmentIncomeReceivable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Accrued Investment Income Receivable</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinancialInstrumentsFinancialLiabilitiesBalanceSheetGroupingsAbstract" xlink:type="locator" xlink:label="us-gaap_FinancialInstrumentsFinancialLiabilitiesBalanceSheetGroupingsAbstract" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FinancialInstrumentsFinancialLiabilitiesBalanceSheetGroupingsAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financial liabilities:</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancialInstrumentsFinancialLiabilitiesBalanceSheetGroupingsAbstract" xlink:to="us-gaap_FinancialInstrumentsFinancialLiabilitiesBalanceSheetGroupingsAbstract_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FinancialInstrumentsFinancialLiabilitiesBalanceSheetGroupingsAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Financial Instruments Financial Liabilities Balance Sheet Groupings [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:label="us-gaap_NoninterestBearingDepositLiabilitiesDomestic_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Noninterest-bearing deposits</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_SavingsAndInterestCheckingDeposits_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Savings and interest-checking deposits</link:label>
    <link:label xml:lang="en-US" xlink:label="us-gaap_TimeDeposits_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Time deposits</link:label>
    <link:label xml:lang="en-US" xlink:label="us-gaap_DepositsForeign_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Deposits at Cayman Islands office</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchase" xlink:type="locator" xlink:label="us-gaap_FederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchase" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchase_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Short-term borrowings</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchase" xlink:to="us-gaap_FederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchase_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_FederalFundsPurchasedAndSecuritiesSoldUnderAgreementsToRepurchase_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Federal Funds Purchased And Securities Sold Under Agreements To Repurchase</link:label>
    <link:label xml:lang="en-US" xlink:label="us-gaap_LongTermDebt_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Long-term borrowings</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InterestPayableCurrentAndNoncurrent" xlink:type="locator" xlink:label="us-gaap_InterestPayableCurrentAndNoncurrent" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_InterestPayableCurrentAndNoncurrent_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Accrued interest payable</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestPayableCurrentAndNoncurrent" xlink:to="us-gaap_InterestPayableCurrentAndNoncurrent_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_InterestPayableCurrentAndNoncurrent_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Interest Payable Current And Noncurrent</link:label>
    <link:label xml:lang="en-US" xlink:label="us-gaap_TradingLiabilitiesFairValueDisclosure_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Trading account liabilities</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_OtherFinancialInstrumentsAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other financial instruments:</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_OtherFinancialInstrumentsAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Other Financial Instruments [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_CommitmentsToOriginateRealEstateLoansForSale_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Commitments to originate real estate loans for sale</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_CommitmentsToOriginateRealEstateLoansForSale_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Commitments To Originate Real Estate Loans For Sale</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_CommitmentsToSellRealEstateLoansNet_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Commitments to sell real estate loans</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_CommitmentsToSellRealEstateLoansNet_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Commitments To Sell Real Estate Loans Net</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_OtherCreditRelatedCommitments_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Other credit-related commitments</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_OtherCreditRelatedCommitments_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Other Credit Related Commitments</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_InterestRateSwapAgreementsUsedForInterestRateRiskManagement_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest rate swap agreements used for interest rate risk management</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_InterestRateSwapAgreementsUsedForInterestRateRiskManagement_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Interest Rate Swap Agreements Used For Interest Rate Risk Management</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_CommitmentsToExtendCreditAbstract" xlink:type="locator" xlink:label="mtb_CommitmentsToExtendCreditAbstract" />
    <link:label xml:lang="en-US" xlink:label="mtb_CommitmentsToExtendCreditAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Commitments to extend credit.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_CommitmentsToExtendCreditAbstract" xlink:to="mtb_CommitmentsToExtendCreditAbstract_lbl" />
    <link:loc xlink:href="mtb-20200331.xsd#mtb_CommitmentsToExtendCreditForHomeEquityLinesOfCredit" xlink:type="locator" xlink:label="mtb_CommitmentsToExtendCreditForHomeEquityLinesOfCredit" />
    <link:label xml:lang="en-US" xlink:label="mtb_CommitmentsToExtendCreditForHomeEquityLinesOfCredit_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Commitments to extend credit for home equity lines of credit.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_CommitmentsToExtendCreditForHomeEquityLinesOfCredit" xlink:to="mtb_CommitmentsToExtendCreditForHomeEquityLinesOfCredit_lbl" />
    <link:loc xlink:href="mtb-20200331.xsd#mtb_CommitmentsToExtendCreditForCommercialRealEstateLoansToBeSold" xlink:type="locator" xlink:label="mtb_CommitmentsToExtendCreditForCommercialRealEstateLoansToBeSold" />
    <link:label xml:lang="en-US" xlink:label="mtb_CommitmentsToExtendCreditForCommercialRealEstateLoansToBeSold_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Commitments to extend credit for commercial real estate loans to be sold.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_CommitmentsToExtendCreditForCommercialRealEstateLoansToBeSold" xlink:to="mtb_CommitmentsToExtendCreditForCommercialRealEstateLoansToBeSold_lbl" />
    <link:loc xlink:href="mtb-20200331.xsd#mtb_CommitmentsToExtendCreditForOtherCommercialRealEstate" xlink:type="locator" xlink:label="mtb_CommitmentsToExtendCreditForOtherCommercialRealEstate" />
    <link:label xml:lang="en-US" xlink:label="mtb_CommitmentsToExtendCreditForOtherCommercialRealEstate_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Commitments to extend credit for other commercial real estate.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_CommitmentsToExtendCreditForOtherCommercialRealEstate" xlink:to="mtb_CommitmentsToExtendCreditForOtherCommercialRealEstate_lbl" />
    <link:loc xlink:href="mtb-20200331.xsd#mtb_CommitmentsToExtendCreditForResidentialRealEstateLoansToBeSold" xlink:type="locator" xlink:label="mtb_CommitmentsToExtendCreditForResidentialRealEstateLoansToBeSold" />
    <link:label xml:lang="en-US" xlink:label="mtb_CommitmentsToExtendCreditForResidentialRealEstateLoansToBeSold_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Commitments to extend credit for residential real estate loans to be sold.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_CommitmentsToExtendCreditForResidentialRealEstateLoansToBeSold" xlink:to="mtb_CommitmentsToExtendCreditForResidentialRealEstateLoansToBeSold_lbl" />
    <link:loc xlink:href="mtb-20200331.xsd#mtb_CommitmentsToExtendCreditForOtherResidentialRealEstate" xlink:type="locator" xlink:label="mtb_CommitmentsToExtendCreditForOtherResidentialRealEstate" />
    <link:label xml:lang="en-US" xlink:label="mtb_CommitmentsToExtendCreditForOtherResidentialRealEstate_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Commitments to extend credit for other residential real estate.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_CommitmentsToExtendCreditForOtherResidentialRealEstate" xlink:to="mtb_CommitmentsToExtendCreditForOtherResidentialRealEstate_lbl" />
    <link:loc xlink:href="mtb-20200331.xsd#mtb_CommitmentsToExtendCreditForCommercialAndOther" xlink:type="locator" xlink:label="mtb_CommitmentsToExtendCreditForCommercialAndOther" />
    <link:label xml:lang="en-US" xlink:label="mtb_CommitmentsToExtendCreditForCommercialAndOther_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Commitments to extend credit for commercial and other.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_CommitmentsToExtendCreditForCommercialAndOther" xlink:to="mtb_CommitmentsToExtendCreditForCommercialAndOther_lbl" />
    <link:loc xlink:href="mtb-20200331.xsd#mtb_CommitmentsRegardingCommercialLettersOfCredit" xlink:type="locator" xlink:label="mtb_CommitmentsRegardingCommercialLettersOfCredit" />
    <link:label xml:lang="en-US" xlink:label="mtb_CommitmentsRegardingCommercialLettersOfCredit_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Commitments regarding commercial letters of credit.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_CommitmentsRegardingCommercialLettersOfCredit" xlink:to="mtb_CommitmentsRegardingCommercialLettersOfCredit_lbl" />
    <link:loc xlink:href="mtb-20200331.xsd#mtb_CommitmentsRegardingFinancialGuaranteesAndIndemnificationContracts" xlink:type="locator" xlink:label="mtb_CommitmentsRegardingFinancialGuaranteesAndIndemnificationContracts" />
    <link:label xml:lang="en-US" xlink:label="mtb_CommitmentsRegardingFinancialGuaranteesAndIndemnificationContracts_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Commitments regarding financial guarantees and indemnification contracts.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_CommitmentsRegardingFinancialGuaranteesAndIndemnificationContracts" xlink:to="mtb_CommitmentsRegardingFinancialGuaranteesAndIndemnificationContracts_lbl" />
    <link:loc xlink:href="mtb-20200331.xsd#mtb_CommitmentsToSellRealEstateLoansNotionalAmount" xlink:type="locator" xlink:label="mtb_CommitmentsToSellRealEstateLoansNotionalAmount" />
    <link:label xml:lang="en-US" xlink:label="mtb_CommitmentsToSellRealEstateLoansNotionalAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Commitments to sell real estate loans notional amount.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_CommitmentsToSellRealEstateLoansNotionalAmount" xlink:to="mtb_CommitmentsToSellRealEstateLoansNotionalAmount_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_CommitmentsToExtendCreditAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Commitments to extend credit</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_CommitmentsToExtendCreditAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Commitments To Extend Credit [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_CommitmentsToExtendCreditForHomeEquityLinesOfCredit_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Home equity lines of credit</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_CommitmentsToExtendCreditForHomeEquityLinesOfCredit_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Commitments To Extend Credit For Home Equity Lines Of Credit</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_CommitmentsToExtendCreditForCommercialRealEstateLoansToBeSold_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Commercial real estate loans to be sold</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_CommitmentsToExtendCreditForCommercialRealEstateLoansToBeSold_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Commitments To Extend Credit For Commercial Real Estate Loans To Be Sold</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_CommitmentsToExtendCreditForOtherCommercialRealEstate_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other commercial real estate</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_CommitmentsToExtendCreditForOtherCommercialRealEstate_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Commitments To Extend Credit For Other Commercial Real Estate</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_CommitmentsToExtendCreditForResidentialRealEstateLoansToBeSold_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Residential real estate loans to be sold</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_CommitmentsToExtendCreditForResidentialRealEstateLoansToBeSold_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Commitments To Extend Credit For Residential Real Estate Loans To Be Sold</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_CommitmentsToExtendCreditForOtherResidentialRealEstate_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other residential real estate</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_CommitmentsToExtendCreditForOtherResidentialRealEstate_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Commitments To Extend Credit For Other Residential Real Estate</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_CommitmentsToExtendCreditForCommercialAndOther_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Commercial and other</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_CommitmentsToExtendCreditForCommercialAndOther_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Commitments To Extend Credit For Commercial And Other</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LettersOfCreditOutstandingAmount" xlink:type="locator" xlink:label="us-gaap_LettersOfCreditOutstandingAmount" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_LettersOfCreditOutstandingAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Standby letters of credit</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LettersOfCreditOutstandingAmount" xlink:to="us-gaap_LettersOfCreditOutstandingAmount_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_LettersOfCreditOutstandingAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Letters Of Credit Outstanding Amount</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_CommitmentsRegardingCommercialLettersOfCredit_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Commercial letters of credit</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_CommitmentsRegardingCommercialLettersOfCredit_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Commitments Regarding Commercial Letters Of Credit</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_CommitmentsRegardingFinancialGuaranteesAndIndemnificationContracts_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financial guarantees and indemnification contracts</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_CommitmentsRegardingFinancialGuaranteesAndIndemnificationContracts_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Commitments Regarding Financial Guarantees And Indemnification Contracts</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_CommitmentsToSellRealEstateLoansNotionalAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Commitments to sell real estate loans</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_CommitmentsToSellRealEstateLoansNotionalAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Commitments To Sell Real Estate Loans Notional Amount</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_CommitmentsToExtendCreditToCommercialCustomers" xlink:type="locator" xlink:label="mtb_CommitmentsToExtendCreditToCommercialCustomers" />
    <link:label xml:lang="en-US" xlink:label="mtb_CommitmentsToExtendCreditToCommercialCustomers_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Commitments to extend credit to commercial customers.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_CommitmentsToExtendCreditToCommercialCustomers" xlink:to="mtb_CommitmentsToExtendCreditToCommercialCustomers_lbl" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LossContingenciesTable" xlink:type="locator" xlink:label="us-gaap_LossContingenciesTable" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_LossContingenciesTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loss Contingencies [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LossContingenciesTable" xlink:to="us-gaap_LossContingenciesTable_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_LossContingenciesTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Loss Contingencies [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EmployeeStockOwnershipPlanESOPDisclosuresByPlanAxis" xlink:type="locator" xlink:label="us-gaap_EmployeeStockOwnershipPlanESOPDisclosuresByPlanAxis" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_EmployeeStockOwnershipPlanESOPDisclosuresByPlanAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Employee Stock Ownership Plan (ESOP) Name</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EmployeeStockOwnershipPlanESOPDisclosuresByPlanAxis" xlink:to="us-gaap_EmployeeStockOwnershipPlanESOPDisclosuresByPlanAxis_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_EmployeeStockOwnershipPlanESOPDisclosuresByPlanAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Employee Stock Ownership Plan E S O P Disclosures By Plan [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EmployeeStockOwnershipPlanESOPPlanDomain" xlink:type="locator" xlink:label="us-gaap_EmployeeStockOwnershipPlanESOPPlanDomain" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_EmployeeStockOwnershipPlanESOPPlanDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Employee Stock Ownership Plan (ESOP), Plan</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EmployeeStockOwnershipPlanESOPPlanDomain" xlink:to="us-gaap_EmployeeStockOwnershipPlanESOPPlanDomain_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_EmployeeStockOwnershipPlanESOPPlanDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Employee Stock Ownership Plan E S O P Plan [Domain]</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_ESOPMember" xlink:type="locator" xlink:label="mtb_ESOPMember" />
    <link:label xml:lang="en-US" xlink:label="mtb_ESOPMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">ESOP member.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_ESOPMember" xlink:to="mtb_ESOPMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_ESOPMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Employee Stock Ownership Plans [Member]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_ESOPMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">E S O P [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LossContingenciesLineItems" xlink:type="locator" xlink:label="us-gaap_LossContingenciesLineItems" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_LossContingenciesLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loss Contingencies [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LossContingenciesLineItems" xlink:to="us-gaap_LossContingenciesLineItems_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_LossContingenciesLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Loss Contingencies [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_CommitmentsToExtendCreditToCommercialCustomers_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Commitments to extend credit to commercial customers</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_CommitmentsToExtendCreditToCommercialCustomers_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Commitments To Extend Credit To Commercial Customers</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_MaximumCreditRiskForRecourseAssociatedWithLoansSoldUnderFederalNationalMortgageAssociationDelegatedUnderwritingAndServicingProgram" xlink:type="locator" xlink:label="mtb_MaximumCreditRiskForRecourseAssociatedWithLoansSoldUnderFederalNationalMortgageAssociationDelegatedUnderwritingAndServicingProgram" />
    <link:label xml:lang="en-US" xlink:label="mtb_MaximumCreditRiskForRecourseAssociatedWithLoansSoldUnderFederalNationalMortgageAssociationDelegatedUnderwritingAndServicingProgram_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Maximum credit risk for recourse associated with loans sold under Federal National Mortgage Association Delegated Underwriting and Servicing program.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_MaximumCreditRiskForRecourseAssociatedWithLoansSoldUnderFederalNationalMortgageAssociationDelegatedUnderwritingAndServicingProgram" xlink:to="mtb_MaximumCreditRiskForRecourseAssociatedWithLoansSoldUnderFederalNationalMortgageAssociationDelegatedUnderwritingAndServicingProgram_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_MaximumCreditRiskForRecourseAssociatedWithLoansSoldUnderFederalNationalMortgageAssociationDelegatedUnderwritingAndServicingProgram_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Maximum credit risk for recourse associated with loans sold under Federal National Mortgage Association Delegated Underwriting and Servicing program</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_MaximumCreditRiskForRecourseAssociatedWithLoansSoldUnderFederalNationalMortgageAssociationDelegatedUnderwritingAndServicingProgram_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Maximum Credit Risk For Recourse Associated With Loans Sold Under Federal National Mortgage Association Delegated Underwriting And Servicing Program</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_NumberOfEmployeeStockOwnershipPlans" xlink:type="locator" xlink:label="mtb_NumberOfEmployeeStockOwnershipPlans" />
    <link:label xml:lang="en-US" xlink:label="mtb_NumberOfEmployeeStockOwnershipPlans_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Number of employee stock ownership plans.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_NumberOfEmployeeStockOwnershipPlans" xlink:to="mtb_NumberOfEmployeeStockOwnershipPlans_lbl" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LitigationSettlementAmountAwardedToOtherParty" xlink:type="locator" xlink:label="us-gaap_LitigationSettlementAmountAwardedToOtherParty" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_LitigationSettlementAmountAwardedToOtherParty_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Settlement amount</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LitigationSettlementAmountAwardedToOtherParty" xlink:to="us-gaap_LitigationSettlementAmountAwardedToOtherParty_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_LitigationSettlementAmountAwardedToOtherParty_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Litigation Settlement Amount Awarded To Other Party</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_NumberOfEmployeeStockOwnershipPlans_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of ESOPs</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_NumberOfEmployeeStockOwnershipPlans_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Number Of Employee Stock Ownership Plans</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LossContingencyAccrualCarryingValuePeriodIncreaseDecrease" xlink:type="locator" xlink:label="us-gaap_LossContingencyAccrualCarryingValuePeriodIncreaseDecrease" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_LossContingencyAccrualCarryingValuePeriodIncreaseDecrease_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Increased recorded liability for legal-related matters</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LossContingencyAccrualCarryingValuePeriodIncreaseDecrease" xlink:to="us-gaap_LossContingencyAccrualCarryingValuePeriodIncreaseDecrease_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_LossContingencyAccrualCarryingValuePeriodIncreaseDecrease_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Loss Contingency Accrual Carrying Value Period Increase Decrease</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LossContingencyEstimateOfPossibleLoss" xlink:type="locator" xlink:label="us-gaap_LossContingencyEstimateOfPossibleLoss" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_LossContingencyEstimateOfPossibleLoss_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Range of reasonably possible losses</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LossContingencyEstimateOfPossibleLoss" xlink:to="us-gaap_LossContingencyEstimateOfPossibleLoss_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_LossContingencyEstimateOfPossibleLoss_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Loss Contingency Estimate Of Possible Loss</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable" xlink:type="locator" xlink:label="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Segment Reporting Information By Segment [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable" xlink:to="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Segment Reporting Information By Segment [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ConsolidationItemsAxis" xlink:type="locator" xlink:label="srt_ConsolidationItemsAxis" />
    <link:label xml:lang="en-US" xlink:label="srt_ConsolidationItemsAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Intersegment Activity Eliminated in Consolidated Totals [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="srt_ConsolidationItemsAxis" xlink:to="srt_ConsolidationItemsAxis_lbl" />
    <link:label xml:lang="en-US" xlink:label="srt_ConsolidationItemsAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Consolidation Items [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ConsolidationItemsDomain" xlink:type="locator" xlink:label="srt_ConsolidationItemsDomain" />
    <link:label xml:lang="en-US" xlink:label="srt_ConsolidationItemsDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Consolidation Items</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="srt_ConsolidationItemsDomain" xlink:to="srt_ConsolidationItemsDomain_lbl" />
    <link:label xml:lang="en-US" xlink:label="srt_ConsolidationItemsDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Consolidation Items [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingSegmentsMember" xlink:type="locator" xlink:label="us-gaap_OperatingSegmentsMember" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_OperatingSegmentsMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating Segments [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingSegmentsMember" xlink:to="us-gaap_OperatingSegmentsMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_OperatingSegmentsMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Operating Segments [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IntersegmentEliminationMember" xlink:type="locator" xlink:label="us-gaap_IntersegmentEliminationMember" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_IntersegmentEliminationMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Intersegment Activity Eliminated in Consolidated Totals [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IntersegmentEliminationMember" xlink:to="us-gaap_IntersegmentEliminationMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_IntersegmentEliminationMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Intersegment Elimination [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SegmentReportingInformationLineItems" xlink:type="locator" xlink:label="us-gaap_SegmentReportingInformationLineItems" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_SegmentReportingInformationLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Segment Reporting Information [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SegmentReportingInformationLineItems" xlink:to="us-gaap_SegmentReportingInformationLineItems_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_SegmentReportingInformationLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Segment Reporting Information [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Revenues" xlink:type="locator" xlink:label="us-gaap_Revenues" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_Revenues_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total Revenues</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Revenues" xlink:to="us-gaap_Revenues_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_Revenues_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Revenues</link:label>
    <link:label xml:lang="en-US" xlink:label="us-gaap_NetIncomeLoss_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Net Income (Loss)</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_AverageAsset" xlink:type="locator" xlink:label="mtb_AverageAsset" />
    <link:label xml:lang="en-US" xlink:label="mtb_AverageAsset_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Average assets.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_AverageAsset" xlink:to="mtb_AverageAsset_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_AverageAsset_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Average Total Assets</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_AverageAsset_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Average Asset</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_TaxableEquivalentAdjustment" xlink:type="locator" xlink:label="mtb_TaxableEquivalentAdjustment" />
    <link:label xml:lang="en-US" xlink:label="mtb_TaxableEquivalentAdjustment_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Taxable equivalent adjustment.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_TaxableEquivalentAdjustment" xlink:to="mtb_TaxableEquivalentAdjustment_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_TaxableEquivalentAdjustment_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Taxable-equivalent adjustment</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_TaxableEquivalentAdjustment_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Taxable Equivalent Adjustment</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EquityMethodInvestmentsAndJointVenturesAbstract" xlink:type="locator" xlink:label="us-gaap_EquityMethodInvestmentsAndJointVenturesAbstract" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_EquityMethodInvestmentsAndJointVenturesAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Equity Method Investments And Joint Ventures [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EquityMethodInvestmentsAndJointVenturesAbstract" xlink:to="us-gaap_EquityMethodInvestmentsAndJointVenturesAbstract_lbl" />
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfEquityMethodInvestmentsTable" xlink:type="locator" xlink:label="us-gaap_ScheduleOfEquityMethodInvestmentsTable" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ScheduleOfEquityMethodInvestmentsTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Equity Method Investments [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfEquityMethodInvestmentsTable" xlink:to="us-gaap_ScheduleOfEquityMethodInvestmentsTable_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ScheduleOfEquityMethodInvestmentsTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Equity Method Investments [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" xlink:type="locator" xlink:label="srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" />
    <link:label xml:lang="en-US" xlink:label="srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Investment, Name</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" xlink:to="srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_lbl" />
    <link:label xml:lang="en-US" xlink:label="srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Equity Method Investment Equity Method Investee Name [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_EquityMethodInvesteeNameDomain" xlink:type="locator" xlink:label="srt_EquityMethodInvesteeNameDomain" />
    <link:label xml:lang="en-US" xlink:label="srt_EquityMethodInvesteeNameDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Investment, Name</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="srt_EquityMethodInvesteeNameDomain" xlink:to="srt_EquityMethodInvesteeNameDomain_lbl" />
    <link:label xml:lang="en-US" xlink:label="srt_EquityMethodInvesteeNameDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Equity Method Investee Name [Domain]</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_BayviewLendingGroupMember" xlink:type="locator" xlink:label="mtb_BayviewLendingGroupMember" />
    <link:label xml:lang="en-US" xlink:label="mtb_BayviewLendingGroupMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Bayview Lending Group.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_BayviewLendingGroupMember" xlink:to="mtb_BayviewLendingGroupMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_BayviewLendingGroupMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Bayview Lending Group [Member]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_BayviewLendingGroupMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Bayview Lending Group [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeStatementLocationAxis" xlink:type="locator" xlink:label="us-gaap_IncomeStatementLocationAxis" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_IncomeStatementLocationAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Income Statement Location</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeStatementLocationAxis" xlink:to="us-gaap_IncomeStatementLocationAxis_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_IncomeStatementLocationAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Income Statement Location [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeStatementLocationDomain" xlink:type="locator" xlink:label="us-gaap_IncomeStatementLocationDomain" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_IncomeStatementLocationDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Income Statement Location</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeStatementLocationDomain" xlink:to="us-gaap_IncomeStatementLocationDomain_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_IncomeStatementLocationDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Income Statement Location [Domain]</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_OtherRevenuesFromOperationsMember" xlink:type="locator" xlink:label="mtb_OtherRevenuesFromOperationsMember" />
    <link:label xml:lang="en-US" xlink:label="mtb_OtherRevenuesFromOperationsMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Other revenues from operations.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_OtherRevenuesFromOperationsMember" xlink:to="mtb_OtherRevenuesFromOperationsMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_OtherRevenuesFromOperationsMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other Revenues From Operations [Member]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_OtherRevenuesFromOperationsMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Other Revenues From Operations [Member]</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_BayviewLendingGroupAndBayviewFinancialMember" xlink:type="locator" xlink:label="mtb_BayviewLendingGroupAndBayviewFinancialMember" />
    <link:label xml:lang="en-US" xlink:label="mtb_BayviewLendingGroupAndBayviewFinancialMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Bayview Lending Group and Bayview Financial.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_BayviewLendingGroupAndBayviewFinancialMember" xlink:to="mtb_BayviewLendingGroupAndBayviewFinancialMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_BayviewLendingGroupAndBayviewFinancialMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Bayview Lending Group and Bayview Financial [Member]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_BayviewLendingGroupAndBayviewFinancialMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Bayview Lending Group And Bayview Financial [Member]</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_BayviewFinancialMember" xlink:type="locator" xlink:label="mtb_BayviewFinancialMember" />
    <link:label xml:lang="en-US" xlink:label="mtb_BayviewFinancialMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Bayview Financial.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_BayviewFinancialMember" xlink:to="mtb_BayviewFinancialMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_BayviewFinancialMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Bayview Financial [Member]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_BayviewFinancialMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Bayview Financial [Member]</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_SyndicatedLoanFacilityMember" xlink:type="locator" xlink:label="mtb_SyndicatedLoanFacilityMember" />
    <link:label xml:lang="en-US" xlink:label="mtb_SyndicatedLoanFacilityMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Syndicated loan facility.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_SyndicatedLoanFacilityMember" xlink:to="mtb_SyndicatedLoanFacilityMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_SyndicatedLoanFacilityMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Syndicated Loan Facility [Member]</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_SyndicatedLoanFacilityMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Syndicated Loan Facility [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ParentMember" xlink:type="locator" xlink:label="us-gaap_ParentMember" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ParentMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">M&amp;T Bank [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ParentMember" xlink:to="us-gaap_ParentMember_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ParentMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Parent [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfEquityMethodInvestmentsLineItems" xlink:type="locator" xlink:label="us-gaap_ScheduleOfEquityMethodInvestmentsLineItems" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ScheduleOfEquityMethodInvestmentsLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Equity Method Investments [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfEquityMethodInvestmentsLineItems" xlink:to="us-gaap_ScheduleOfEquityMethodInvestmentsLineItems_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_ScheduleOfEquityMethodInvestmentsLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Equity Method Investments [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EquityMethodInvestments" xlink:type="locator" xlink:label="us-gaap_EquityMethodInvestments" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_EquityMethodInvestments_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Carrying value of minority interest investment in Bayview Lending Group LLC</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EquityMethodInvestments" xlink:to="us-gaap_EquityMethodInvestments_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_EquityMethodInvestments_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Equity Method Investments</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeLossFromEquityMethodInvestments" xlink:type="locator" xlink:label="us-gaap_IncomeLossFromEquityMethodInvestments" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_IncomeLossFromEquityMethodInvestments_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Income (loss) from equity method investments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeLossFromEquityMethodInvestments" xlink:to="us-gaap_IncomeLossFromEquityMethodInvestments_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_IncomeLossFromEquityMethodInvestments_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Income Loss From Equity Method Investments</link:label>
    <link:loc xlink:href="mtb-20200331.xsd#mtb_RevenuesFromSubservicing" xlink:type="locator" xlink:label="mtb_RevenuesFromSubservicing" />
    <link:label xml:lang="en-US" xlink:label="mtb_RevenuesFromSubservicing_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Revenues from sub-servicing</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_RevenuesFromSubservicing" xlink:to="mtb_RevenuesFromSubservicing_lbl" />
    <link:loc xlink:href="mtb-20200331.xsd#mtb_MortgageLoansOfPrivatelyHeldCompany" xlink:type="locator" xlink:label="mtb_MortgageLoansOfPrivatelyHeldCompany" />
    <link:label xml:lang="en-US" xlink:label="mtb_MortgageLoansOfPrivatelyHeldCompany_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Mortgage servicing rights of commercial mortgage loans with outstanding principal balances of privately held commercial mortgage company.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_MortgageLoansOfPrivatelyHeldCompany" xlink:to="mtb_MortgageLoansOfPrivatelyHeldCompany_lbl" />
    <link:loc xlink:href="mtb-20200331.xsd#mtb_SubServicedResidentialMortgageLoansOfPrivatelyHeldCompany" xlink:type="locator" xlink:label="mtb_SubServicedResidentialMortgageLoansOfPrivatelyHeldCompany" />
    <link:label xml:lang="en-US" xlink:label="mtb_SubServicedResidentialMortgageLoansOfPrivatelyHeldCompany_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Outstanding principal balance of sub-serviced residential real estate loans for a privately-held specialty mortgage finance company.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="mtb_SubServicedResidentialMortgageLoansOfPrivatelyHeldCompany" xlink:to="mtb_SubServicedResidentialMortgageLoansOfPrivatelyHeldCompany_lbl" />
    <link:label xml:lang="en-US" xlink:label="mtb_MortgageLoansOfPrivatelyHeldCompany_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Outstanding principal balances of mortgage servicing rights</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_MortgageLoansOfPrivatelyHeldCompany_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Mortgage Loans Of Privately Held Company</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_SubServicedResidentialMortgageLoansOfPrivatelyHeldCompany_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Outstanding principal balances of residential mortgage loans from Bayview Financial</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_SubServicedResidentialMortgageLoansOfPrivatelyHeldCompany_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Sub Serviced Residential Mortgage Loans Of Privately Held Company</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_RevenuesFromSubservicing_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Revenues from sub-servicing</link:label>
    <link:label xml:lang="en-US" xlink:label="mtb_RevenuesFromSubservicing_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Revenues From Subservicing</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_MortgageBackedSecuritiesHeldToMaturityFairValueDisclosure" xlink:type="locator" xlink:label="us-gaap_MortgageBackedSecuritiesHeldToMaturityFairValueDisclosure" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_MortgageBackedSecuritiesHeldToMaturityFairValueDisclosure_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Investment securities in held-to-maturity portfolio securitized by Bayview Financial</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MortgageBackedSecuritiesHeldToMaturityFairValueDisclosure" xlink:to="us-gaap_MortgageBackedSecuritiesHeldToMaturityFairValueDisclosure_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_MortgageBackedSecuritiesHeldToMaturityFairValueDisclosure_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Mortgage Backed Securities Held To Maturity Fair Value Disclosure</link:label>
    <link:label xml:lang="en-US" xlink:label="us-gaap_LongTermDebt_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Loan facility carrying amount</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable" xlink:type="locator" xlink:label="us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">New Accounting Pronouncements Or Change In Accounting Principle [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable" xlink:to="us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_lbl" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">New Accounting Pronouncements Or Change In Accounting Principle [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems" xlink:type="locator" xlink:label="us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems" />
    <link:label xml:lang="en-US" xlink:label="us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">New Accounting Pronouncements Or Change In Accounting Principle [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems" xlink:to="us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_lbl" />
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