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  <xs:element id="pnfp_BusinessCombinationRecognizedAssetAcquiredLoansBeforeAllowanceForCreditLoss" abstract="false" name="BusinessCombinationRecognizedAssetAcquiredLoansBeforeAllowanceForCreditLoss" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pnfp_BusinessCombinationRecognizedAssetAcquiredLoansAfterAllowanceForCreditLoss" abstract="false" name="BusinessCombinationRecognizedAssetAcquiredLoansAfterAllowanceForCreditLoss" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pnfp_BusinessCombinationRecognizedAssetAcquiredCashSurrenderValueOfBankOwnedLifeInsurance" abstract="false" name="BusinessCombinationRecognizedAssetAcquiredCashSurrenderValueOfBankOwnedLifeInsurance" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pnfp_BusinessCombinationRecognizedLiabilityAssumedDeposits" abstract="false" name="BusinessCombinationRecognizedLiabilityAssumedDeposits" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pnfp_BusinessCombinationRecognizedLiabilityAssumedFederalFundsPurchasedAndSecuritiesSoldUnderRepurchaseAgreements" abstract="false" name="BusinessCombinationRecognizedLiabilityAssumedFederalFundsPurchasedAndSecuritiesSoldUnderRepurchaseAgreements" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pnfp_BusinessCombinationProFormaInformationInterestIncomeExpenseOperating" abstract="false" name="BusinessCombinationProFormaInformationInterestIncomeExpenseOperating" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pnfp_BusinessCombinationProFormaInformationNonInterestIncome" abstract="false" name="BusinessCombinationProFormaInformationNonInterestIncome" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pnfp_YieldOnPortfolio" abstract="false" name="YieldOnPortfolio" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="pnfp_DebtSecuritiesHeldToMaturityDiscountPremium" abstract="false" name="DebtSecuritiesHeldToMaturityDiscountPremium" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pnfp_ProbabilityOfDefaultAndLossMacroeconomicFactorsSupportablePeriod" abstract="false" name="ProbabilityOfDefaultAndLossMacroeconomicFactorsSupportablePeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="pnfp_ProbabilityOfDefaultAndLossMacroeconomicFactorsReversionToAverageLossFactorsPeriod" abstract="false" name="ProbabilityOfDefaultAndLossMacroeconomicFactorsReversionToAverageLossFactorsPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="pnfp_CorporateNotesAndOtherSecuritiesMember" abstract="true" name="CorporateNotesAndOtherSecuritiesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pnfp_U.STreasurySecuritiesAndStateAndMunicipalSecuritiesMember" abstract="true" name="U.STreasurySecuritiesAndStateAndMunicipalSecuritiesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pnfp_FinancingReceivablesCurrentAndLessThan30DaysPastDueAndStillAccruingMember" abstract="true" name="FinancingReceivablesCurrentAndLessThan30DaysPastDueAndStillAccruingMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pnfp_FinancingReceivables30To89DaysPastDueMember" abstract="true" name="FinancingReceivables30To89DaysPastDueMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pnfp_FinancingReceivables90To149DaysPastDueMember" abstract="true" name="FinancingReceivables90To149DaysPastDueMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pnfp_TotalAccruingPastDueMember" abstract="true" name="TotalAccruingPastDueMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pnfp_CommercialAndIndustrialMember" abstract="true" name="CommercialAndIndustrialMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pnfp_CommercialFinancialAndAgriculturalMember" abstract="true" name="CommercialFinancialAndAgriculturalMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pnfp_OwnerOccupiedMember" abstract="true" name="OwnerOccupiedMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pnfp_InvestmentPropertiesMember" abstract="true" name="InvestmentPropertiesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pnfp_OneToFourFamilyPropertiesMember" abstract="true" name="OneToFourFamilyPropertiesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pnfp_LandAcquisitionMember" abstract="true" name="LandAcquisitionMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pnfp_OtherConsumerLoansMember" abstract="true" name="OtherConsumerLoansMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pnfp_LossMember" abstract="true" name="LossMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pnfp_LandHeldForFutureDevelopmentPeriod" abstract="false" name="LandHeldForFutureDevelopmentPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="pnfp_RetailLoanDowngradedToSubstandard" abstract="false" name="RetailLoanDowngradedToSubstandard" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="pnfp_RetailLoanChargeOff" abstract="false" name="RetailLoanChargeOff" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="pnfp_ReserveForUnfundedCommitments" abstract="false" name="ReserveForUnfundedCommitments" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pnfp_AllFinancingReceivableAllowanceForCreditLoss" abstract="false" name="AllFinancingReceivableAllowanceForCreditLoss" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pnfp_ACLToLoansRatio" abstract="false" name="ACLToLoansRatio" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="pnfp_FinancingReceivableAllowanceForCreditLossReasonableAndSupportableForecastPeriod" abstract="false" name="FinancingReceivableAllowanceForCreditLossReasonableAndSupportableForecastPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="pnfp_FinancingReceivableAllowanceForCreditLossStraightLineBasisHistoricalPeriod" abstract="false" name="FinancingReceivableAllowanceForCreditLossStraightLineBasisHistoricalPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="pnfp_FinancingReceivableAllowanceForCreditLossMeasurementInputEstimatedWeightedAverageUnemploymentRate" abstract="false" name="FinancingReceivableAllowanceForCreditLossMeasurementInputEstimatedWeightedAverageUnemploymentRate" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="pnfp_CommitmentsToLendAdditionalFundsToTDRs" abstract="false" name="CommitmentsToLendAdditionalFundsToTDRs" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pnfp_FinancingReceivableAllowanceForCreditLossPurchasedSeasonedLoan" abstract="false" name="FinancingReceivableAllowanceForCreditLossPurchasedSeasonedLoan" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pnfp_FinancingReceivableModifiedWeightedAveragePaymentDelayFromModification" abstract="false" name="FinancingReceivableModifiedWeightedAveragePaymentDelayFromModification" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="pnfp_FinancialAsset30To89DaysPastDueMember" abstract="true" name="FinancialAsset30To89DaysPastDueMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pnfp_FinancialAssetNonaccrualMember" abstract="true" name="FinancialAssetNonaccrualMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pnfp_BankingReportingMember" abstract="true" name="BankingReportingMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pnfp_WealthReportingMember" abstract="true" name="WealthReportingMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pnfp_AOCIAccumulatedGainLossDebtSecuritiesOnAvailableForSaleInvestmentSecuritiesTransferredToHeldToMaturityParentMember" abstract="true" name="AOCIAccumulatedGainLossDebtSecuritiesOnAvailableForSaleInvestmentSecuritiesTransferredToHeldToMaturityParentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pnfp_DebtSecuritiesAvailableForSaleUnrealizedGainLossRelatedToResidualTaxEffectsRemainingInOCI" abstract="false" name="DebtSecuritiesAvailableForSaleUnrealizedGainLossRelatedToResidualTaxEffectsRemainingInOCI" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pnfp_MutualFundsHeldInRabbiTrustsInAssets" abstract="false" name="MutualFundsHeldInRabbiTrustsInAssets" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pnfp_MutualFundsAndMutualFundsHeldInRabbiTrustsInLiability" abstract="false" name="MutualFundsAndMutualFundsHeldInRabbiTrustsInLiability" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pnfp_ChangeInMortgageLoansHeldForSaleIncludedInNetIncome" abstract="false" name="ChangeInMortgageLoansHeldForSaleIncludedInNetIncome" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pnfp_FairValueOptionAggregateUnpaidPrincipalBalanceOfMortgageLoansHeldForSale" abstract="false" name="FairValueOptionAggregateUnpaidPrincipalBalanceOfMortgageLoansHeldForSale" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pnfp_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisImpactFromMerger" abstract="false" name="FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisImpactFromMerger" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pnfp_CollateralDependentLoansValuationAllowance" abstract="false" name="CollateralDependentLoansValuationAllowance" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pnfp_DepositsAndSecuritiesSoldUnderAgreementsToRepurchase" abstract="false" name="DepositsAndSecuritiesSoldUnderAgreementsToRepurchase" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pnfp_FinancialInstitutionCounterpartiesMember" abstract="true" name="FinancialInstitutionCounterpartiesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pnfp_DerivativeNotionalAmountPercentOfReferencePool" abstract="false" name="DerivativeNotionalAmountPercentOfReferencePool" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="pnfp_LossProtectionFee" abstract="false" name="LossProtectionFee" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="pnfp_MortgageDerivativeMember" abstract="true" name="MortgageDerivativeMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pnfp_ForwardCommitmentsToSellFixedRateMortgageLoansMember" abstract="true" name="ForwardCommitmentsToSellFixedRateMortgageLoansMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pnfp_InterestIncomeLoansIncludingFeesMember" abstract="true" name="InterestIncomeLoansIncludingFeesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pnfp_InvestmentSecuritiesMember" abstract="true" name="InvestmentSecuritiesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pnfp_SecuritiesAvailableForSaleMember" abstract="true" name="SecuritiesAvailableForSaleMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pnfp_FederalHomeLoanBankAdvancesAndOtherBorrowingsMember" abstract="true" name="FederalHomeLoanBankAdvancesAndOtherBorrowingsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pnfp_DerivativeAssetNotionalAmountTerminated" abstract="false" name="DerivativeAssetNotionalAmountTerminated" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pnfp_HedgedAssetFairValueTerminated" abstract="false" name="HedgedAssetFairValueTerminated" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pnfp_PotentiallyDilutiveSharesFromAssumedExerciseOfSecuritiesOrOtherContractsToPurchaseCommonStock" abstract="false" name="PotentiallyDilutiveSharesFromAssumedExerciseOfSecuritiesOrOtherContractsToPurchaseCommonStock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="pnfp_StandbyAndCommercialLettersOfCreditMember" abstract="true" name="StandbyAndCommercialLettersOfCreditMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pnfp_CommitmentsToFundCommercialAndIndustrialLoansMember" abstract="true" name="CommitmentsToFundCommercialAndIndustrialLoansMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pnfp_CommitmentsToFundCommercialRealEstateConstructionAndLandDevelopmentLoansMember" abstract="true" name="CommitmentsToFundCommercialRealEstateConstructionAndLandDevelopmentLoansMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pnfp_CommitmentsUnderHomeEquityLinesOfCreditMember" abstract="true" name="CommitmentsUnderHomeEquityLinesOfCreditMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pnfp_UnusedCreditCardLinesMember" abstract="true" name="UnusedCreditCardLinesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pnfp_OtherLoanCommitmentsMember" abstract="true" name="OtherLoanCommitmentsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pnfp_CorporateAndReconcilingItemsMember" abstract="true" name="CorporateAndReconcilingItemsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pnfp_NonInterestExpenseOtherOperating" abstract="false" name="NonInterestExpenseOtherOperating" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pnfp_EntityFullTimeEquivalentEmployees" abstract="false" name="EntityFullTimeEquivalentEmployees" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
</xs:schema>
