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  <xsd:element name="NoncashOrPartNoncashMortgageServicingRights" id="hth_NoncashOrPartNoncashMortgageServicingRights" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="ServicingAssetAtFairValueChangesInFairValueResultingFromCustomerPayoffs" id="hth_ServicingAssetAtFairValueChangesInFairValueResultingFromCustomerPayoffs" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="NumberOfBusinessUnits" id="hth_NumberOfBusinessUnits" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="IncreaseDecreaseInSecuritiesSoldNotYetPurchased" id="hth_IncreaseDecreaseInSecuritiesSoldNotYetPurchased" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="NumberOfRepurchaseToMaturityTransactionsOutstanding" id="hth_NumberOfRepurchaseToMaturityTransactionsOutstanding" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="CertainExecutivesAndKeyEmployeesMember" id="hth_CertainExecutivesAndKeyEmployeesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="HilltopHoldingsMember" id="hth_HilltopHoldingsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NoninterestExpenseBrokerageCommissionsAndFees" id="hth_NoninterestExpenseBrokerageCommissionsAndFees" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="EquityInvestmentsOtherThanSecurities" id="hth_EquityInvestmentsOtherThanSecurities" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="HilltopOpportunityPartnersLLCMember" id="hth_HilltopOpportunityPartnersLLCMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ReconciliationOfCashCashEquivalentsAndRestrictedCashToConsolidatedBalanceSheetsAbstract" id="hth_ReconciliationOfCashCashEquivalentsAndRestrictedCashToConsolidatedBalanceSheetsAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="HthHillcrestProjectLlcMember" id="hth_HthHillcrestProjectLlcMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="HilltopInvestmentsILlcMember" id="hth_HilltopInvestmentsILlcMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="HthDiamondHillcrestLandLlcMember" id="hth_HthDiamondHillcrestLandLlcMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="PrimeLendingAndHilltopBrokerDealersMember" id="hth_PrimeLendingAndHilltopBrokerDealersMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="EquitySecuritiesWithoutReadilyDeterminableFairValueImpairmentLossAndDownwardPriceAdjustmentsAmount" id="hth_EquitySecuritiesWithoutReadilyDeterminableFairValueImpairmentLossAndDownwardPriceAdjustmentsAmount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="LoansHeldForInvestmentAndAllowanceForLoanLossesDisclosureAbstract" id="hth_LoansHeldForInvestmentAndAllowanceForLoanLossesDisclosureAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NetOperatingLeaseCost" id="hth_NetOperatingLeaseCost" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="FinanceLeaseCost" id="hth_FinanceLeaseCost" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="LeaseDisclosureTextBlock" id="hth_LeaseDisclosureTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="LeaseBalanceSheetDisclosureTableTextBlock" id="hth_LeaseBalanceSheetDisclosureTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="LeaseCashFlowInformationDisclosureTableTextBlock" id="hth_LeaseCashFlowInformationDisclosureTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="LeaseQuantitativeDisclosureTableTextBlock" id="hth_LeaseQuantitativeDisclosureTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="IncreaseDecreaseInSecuritiesPurchasedUnderAgreementToResell" id="hth_IncreaseDecreaseInSecuritiesPurchasedUnderAgreementToResell" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="DebtSecuritiesContinuousUnrealizedLossPositionAbstract" id="hth_DebtSecuritiesContinuousUnrealizedLossPositionAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ScheduleOfChangesInFairValueOfDerivativesTableTextBlock" id="hth_ScheduleOfChangesInFairValueOfDerivativesTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="SecurityRepurchaseAgreementsMaturityPeriod" id="hth_SecurityRepurchaseAgreementsMaturityPeriod" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DebtWeightedAverageMaturityTerm" id="hth_DebtWeightedAverageMaturityTerm" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="Series201902Member" id="hth_Series201902Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NumberOfCommercialPaperPrograms" id="hth_NumberOfCommercialPaperPrograms" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="AvailableForSaleDebtSecuritiesPastDue" id="hth_AvailableForSaleDebtSecuritiesPastDue" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="FinancingReceivableNonaccrualWithAllowance" id="hth_FinancingReceivableNonaccrualWithAllowance" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="FinancingReceivableCollateralMaintenance" id="hth_FinancingReceivableCollateralMaintenance" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="FicoScoreGreaterThan720Member" id="hth_FicoScoreGreaterThan720Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FicoScore620To720Member" id="hth_FicoScore620To720Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FicoScoreLessThan620Member" id="hth_FicoScoreLessThan620Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="InterestBearingDomesticBrokeredDemandDeposit" id="hth_InterestBearingDomesticBrokeredDemandDeposit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="OneToThreeInternalGradeMember" id="hth_OneToThreeInternalGradeMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FourToSevenInternalGradeMember" id="hth_FourToSevenInternalGradeMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="EightToElevenInternalGradeMember" id="hth_EightToElevenInternalGradeMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ThirteenInternalGradeMember" id="hth_ThirteenInternalGradeMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FourteenInternalGradeMember" id="hth_FourteenInternalGradeMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FinancingReceivableIncreaseDecreaseAllowanceForCreditLossesCollectivelyEvaluatedForImpairment" id="hth_FinancingReceivableIncreaseDecreaseAllowanceForCreditLossesCollectivelyEvaluatedForImpairment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="FinancingReceivableIncreaseDecreaseAllowanceForCreditLossesIndividuallyEvaluatedForImpairment" id="hth_FinancingReceivableIncreaseDecreaseAllowanceForCreditLossesIndividuallyEvaluatedForImpairment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="FinancingReceivableNonaccrualInterestIncomeNet" id="hth_FinancingReceivableNonaccrualInterestIncomeNet" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="SubstandardFicoScoreMember" id="hth_SubstandardFicoScoreMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="OtherFicoScoreMember" id="hth_OtherFicoScoreMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="SubordinatedNotesDueMay2035Member" id="hth_SubordinatedNotesDueMay2035Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="CommercialAndIndustrialMortgageWarehouseLendingMember" id="hth_CommercialAndIndustrialMortgageWarehouseLendingMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="CommercialAndIndustrialPortfolioSegmentMember" id="hth_CommercialAndIndustrialPortfolioSegmentMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="EquityIncentivePlan2020Member" id="hth_EquityIncentivePlan2020Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FinanceLeaseLiabilityPaymentsDueAfterYearFour" id="hth_FinanceLeaseLiabilityPaymentsDueAfterYearFour" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFour" id="hth_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFour" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="MarketComparisonValuationTechniqueMember" id="hth_MarketComparisonValuationTechniqueMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="OffBalanceSheetCreditLossLiabilityOtherNoninterestExpense" id="hth_OffBalanceSheetCreditLossLiabilityOtherNoninterestExpense" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="ChangeInValuationOfMortgageServicingRightsAsset" id="hth_ChangeInValuationOfMortgageServicingRightsAsset" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="DebtWeightedAverageRemainingLife" id="hth_DebtWeightedAverageRemainingLife" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="MomentumIndependentNetworkMember" id="hth_MomentumIndependentNetworkMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NonOwnerOccupiedCommercialRealEstateLoansMember" id="hth_NonOwnerOccupiedCommercialRealEstateLoansMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="OwnerOccupiedCommercialRealEstateLoansMember" id="hth_OwnerOccupiedCommercialRealEstateLoansMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="USGovernmentAgenciesSecuredMember" id="hth_USGovernmentAgenciesSecuredMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FinancingReceivableNonAccrualStatusIncreaseDecreaseOfAdditionalLoans" id="hth_FinancingReceivableNonAccrualStatusIncreaseDecreaseOfAdditionalLoans" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="FinancingReceivableNetOriginatedFiveOrMoreYearsBeforeLatestFiscalYear" id="hth_FinancingReceivableNetOriginatedFiveOrMoreYearsBeforeLatestFiscalYear" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="DebtSecuritiesAvailableForSaleAndLoansDerivativeCumulativeBasisAdjustment." id="hth_DebtSecuritiesAvailableForSaleAndLoansDerivativeCumulativeBasisAdjustment." type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="DebtSecuritiesAvailableForSaleAndLoansDerivative" id="hth_DebtSecuritiesAvailableForSaleAndLoansDerivative" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="OtherComprehensiveIncomeLossAmortizationOfUnrealizedGainsLossesOnSecuritiesTransferredFromAvailableForSaleToHeldToMaturityNetOfTax" id="hth_OtherComprehensiveIncomeLossAmortizationOfUnrealizedGainsLossesOnSecuritiesTransferredFromAvailableForSaleToHeldToMaturityNetOfTax" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="OtherComprehensiveIncomeLossAmortizationOfUnrealizedGainsLossesOnSecuritiesTransferredFromAvailableForSaleToHeldToMaturityTax" id="hth_OtherComprehensiveIncomeLossAmortizationOfUnrealizedGainsLossesOnSecuritiesTransferredFromAvailableForSaleToHeldToMaturityTax" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="MarketComparisonValuationTechniqueAndValuationTechniqueDiscountedCashFlowMember" id="hth_MarketComparisonValuationTechniqueAndValuationTechniqueDiscountedCashFlowMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="DebtSecuritiesHeldToMaturityUnrealizedLossPositionsFairValueAbstract" id="hth_DebtSecuritiesHeldToMaturityUnrealizedLossPositionsFairValueAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="DebtSecuritiesHeldToMaturityContinuousUnrealizedLossPositionsLessThan12MonthsFairValue" id="hth_DebtSecuritiesHeldToMaturityContinuousUnrealizedLossPositionsLessThan12MonthsFairValue" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="DebtSecuritiesHeldToMaturityContinuousUnrealizedLossPositions12MonthsOrLongerFairValue" id="hth_DebtSecuritiesHeldToMaturityContinuousUnrealizedLossPositions12MonthsOrLongerFairValue" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="DebtSecuritiesHeldToMaturityUnrealizedLossPositionsFairValue" id="hth_DebtSecuritiesHeldToMaturityUnrealizedLossPositionsFairValue" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="DebtSecuritiesHeldToMaturityUnrealizedLossPositionsAccumulatedLossAbstract" id="hth_DebtSecuritiesHeldToMaturityUnrealizedLossPositionsAccumulatedLossAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="DebtSecuritiesHeldToMaturityContinuousUnrealizedLossPositionsLessThan12MonthsAccumulatedLoss" id="hth_DebtSecuritiesHeldToMaturityContinuousUnrealizedLossPositionsLessThan12MonthsAccumulatedLoss" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="DebtSecuritiesHeldToMaturityContinuousUnrealizedLossPositions12MonthsOrLongerAccumulatedLoss" id="hth_DebtSecuritiesHeldToMaturityContinuousUnrealizedLossPositions12MonthsOrLongerAccumulatedLoss" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="DebtSecuritiesHeldToMaturityUnrealizedLossPositionsAccumulatedLoss" id="hth_DebtSecuritiesHeldToMaturityUnrealizedLossPositionsAccumulatedLoss" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="NumberOfHeldToMaturitySecuritiesInUnrealizedLossPosition" id="hth_NumberOfHeldToMaturitySecuritiesInUnrealizedLossPosition" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="AllowanceForLoanAndLeaseLossesAbstract" id="hth_AllowanceForLoanAndLeaseLossesAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="FinancingReceivableWithCreditQualityMeasures" id="hth_FinancingReceivableWithCreditQualityMeasures" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="FinancingReceivableAllowanceForCreditLossWriteoffsNet" id="hth_FinancingReceivableAllowanceForCreditLossWriteoffsNet" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="TierOneLeverageCapitalRequiredForCapitalAdequacyToAverageAssetsIncludingConservationBuffer" id="hth_TierOneLeverageCapitalRequiredForCapitalAdequacyToAverageAssetsIncludingConservationBuffer" type="xbrli:pureItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="CommonEquityTierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssetsIncludingConservationBuffer" id="hth_CommonEquityTierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssetsIncludingConservationBuffer" type="xbrli:pureItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="TierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssetsIncludingConservationBuffer" id="hth_TierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssetsIncludingConservationBuffer" type="xbrli:pureItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="CapitalRequiredForCapitalAdequacyToRiskWeightedAssetsIncludingConservationBuffer" id="hth_CapitalRequiredForCapitalAdequacyToRiskWeightedAssetsIncludingConservationBuffer" type="xbrli:pureItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="EliminationsAndReconcilingItemsMember" id="hth_EliminationsAndReconcilingItemsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="EquitySecuritiesFairValueUnrealizedNetGainsLoss" id="hth_EquitySecuritiesFairValueUnrealizedNetGainsLoss" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="BankAndPrimelendingMember" id="hth_BankAndPrimelendingMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="StockRepurchaseAgreementMember" id="hth_StockRepurchaseAgreementMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="PastDueModifiedFinancingReceivablesTableTextBlock" id="hth_PastDueModifiedFinancingReceivablesTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ScheduleOfAmortizedCostBasisOfLoansHeldForInvestmentModifiedForBorrowersExperiencingFinancialDifficultyTableTextBlock" id="hth_ScheduleOfAmortizedCostBasisOfLoansHeldForInvestmentModifiedForBorrowersExperiencingFinancialDifficultyTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ScheduleOfFinancialEffectsOfLoansHeldForInvestmentModifiedForBorrowersExperiencingFinancialDifficultyTableTextBlock" id="hth_ScheduleOfFinancialEffectsOfLoansHeldForInvestmentModifiedForBorrowersExperiencingFinancialDifficultyTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="FinancingReceivableModificationWeightedAverageExtensionTerm" id="hth_FinancingReceivableModificationWeightedAverageExtensionTerm" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="InterestRateAndOtherFuturesMember" id="hth_InterestRateAndOtherFuturesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="TransfersOfAssetsAndLiabilitiesBetweenLevel1AndLevel2" id="hth_TransfersOfAssetsAndLiabilitiesBetweenLevel1AndLevel2" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="AvailableForSaleDebtSecuritiesMember" id="hth_AvailableForSaleDebtSecuritiesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="OtherGovernmentAgenciesDebtSecuritiesMember" id="hth_OtherGovernmentAgenciesDebtSecuritiesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="InterestRateSwapsBackToBackAssetMember" id="hth_InterestRateSwapsBackToBackAssetMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="InterestRateSwapsBackToBackLiabilityMember" id="hth_InterestRateSwapsBackToBackLiabilityMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="Rule10b51ArrangementModifiedFlag" id="hth_Rule10b51ArrangementModifiedFlag" type="xbrli:booleanItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="NonRule10b51ArrangementModifiedFlag" id="hth_NonRule10b51ArrangementModifiedFlag" type="xbrli:booleanItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="RecentTransactionMember" id="hth_RecentTransactionMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="MeasurementInputRecentTransactionMember" id="hth_MeasurementInputRecentTransactionMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="DebtSecuritiesAvailableForSaleAndLoansDerivativeDesignatedAsHedge" id="hth_DebtSecuritiesAvailableForSaleAndLoansDerivativeDesignatedAsHedge" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="CapitalReceived" id="hth_CapitalReceived" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="MeasurementInputMarketMultipleMember" id="hth_MeasurementInputMarketMultipleMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="Series201901AndSeries202401Member" id="hth_Series201901AndSeries202401Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="Series202401Member" id="hth_Series202401Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="InterestAndNoninterestIncomeExpense" id="hth_InterestAndNoninterestIncomeExpense" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="NonVariableCompensationAndBenefitExpense" id="hth_NonVariableCompensationAndBenefitExpense" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="VariableCompensationExpense" id="hth_VariableCompensationExpense" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="EquityInvestmentTwoMember" id="hth_EquityInvestmentTwoMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="MoserHoldingsLlcMember" id="hth_MoserHoldingsLlcMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="FinancingReceivableModificationSubsequentlyChargedOff" id="hth_FinancingReceivableModificationSubsequentlyChargedOff" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="CreditArrangementsAsOfferedMember" id="hth_CreditArrangementsAsOfferedMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="NumberOfUnaffiliatedBanksWithCreditArrangements" id="hth_NumberOfUnaffiliatedBanksWithCreditArrangements" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="EquityMethodInvestmentSaleOfOwnershipPercentage" id="hth_EquityMethodInvestmentSaleOfOwnershipPercentage" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="EquityMethodInvestmentRealizedGainLossOnDisposalNetOfTax" id="hth_EquityMethodInvestmentRealizedGainLossOnDisposalNetOfTax" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="NoncashDistributionFromMerchantBankInvestments" id="hth_NoncashDistributionFromMerchantBankInvestments" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="ShareRepurchaseProgramIncreaseInAuthorizedAmount" id="hth_ShareRepurchaseProgramIncreaseInAuthorizedAmount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="EquityInvestmentOneMember" id="hth_EquityInvestmentOneMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="MeasurementInputMarketCalibrationMember" id="hth_MeasurementInputMarketCalibrationMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="PrincipalTransactionsCommissionsAndFees" id="hth_PrincipalTransactionsCommissionsAndFees" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="ShareRepurchaseProgramExciseTaxPercentage" id="hth_ShareRepurchaseProgramExciseTaxPercentage" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="OtherNoninterestExpenseAbstract" id="hth_OtherNoninterestExpenseAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="NonInterestIncomeFromMerchantBankingInvestments" id="hth_NonInterestIncomeFromMerchantBankingInvestments" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="CommissionsMember" id="hth_CommissionsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="MoneyMarketAndBankInsuredFundFeesMember" id="hth_MoneyMarketAndBankInsuredFundFeesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="PrincipalTransactionsCommissionsAndFeesOtherMember" id="hth_PrincipalTransactionsCommissionsAndFeesOtherMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="UnderwritingMember" id="hth_UnderwritingMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="InvestmentAdvisoryManagementAndAdministrativeServiceOtherMember" id="hth_InvestmentAdvisoryManagementAndAdministrativeServiceOtherMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="TrustFeesMember" id="hth_TrustFeesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="MortgageLoanOriginationFeesMember" id="hth_MortgageLoanOriginationFeesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="NoninterestIncomeExpenseTable" id="hth_NoninterestIncomeExpenseTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="NoninterestIncomeExpenseLineItems" id="hth_NoninterestIncomeExpenseLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="O2026Q3DividendsMember" id="hth_O2026Q3DividendsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
</xsd:schema>
