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  <xsd:import namespace="http://www.xbrl.org/2009/role/net" schemaLocation="http://www.xbrl.org/lrr/role/net-2009-12-16.xsd" />
  <xsd:import namespace="http://fasb.org/us-roles/2013-01-31" schemaLocation="http://xbrl.fasb.org/us-gaap/2013/elts/us-roles-2013-01-31.xsd" />
  <xsd:import namespace="http://www.xbrl.org/2003/instance" schemaLocation="http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd" />
  <xsd:import namespace="http://xbrl.org/2005/xbrldt" schemaLocation="http://www.xbrl.org/2005/xbrldt-2005.xsd" />
  <xsd:element name="ABNoteSplitsMember" id="ewbc_ABNoteSplitsMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="AccountingForUncertaintyInIncomeTaxesASC74010Liability" id="ewbc_AccountingForUncertaintyInIncomeTaxesASC74010Liability" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="AccretionAmortizationOfDiscountAndPremiumsLoansAndOtherAssets" id="ewbc_AccretionAmortizationOfDiscountAndPremiumsLoansAndOtherAssets" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="AccruedInterestOnLoansReceivable" id="ewbc_AccruedInterestOnLoansReceivable" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="AccruedInterestPayableAccruedExpensesAndOtherLiabilities" id="ewbc_AccruedInterestPayableAccruedExpensesAndOtherLiabilities" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="AccruedInterestPayableFairValueDisclosure" id="ewbc_AccruedInterestPayableFairValueDisclosure" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="AccruedInterestReceivableFairValueDisclosure" id="ewbc_AccruedInterestReceivableFairValueDisclosure" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="AccumulatedNetRealizedInvestmentsGainLossMember" id="ewbc_AccumulatedNetRealizedInvestmentsGainLossMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="AccumulatedNetUnrealizedOtherAssetInvestmentGainLossMember" id="ewbc_AccumulatedNetUnrealizedOtherAssetInvestmentGainLossMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="AccumulatedOtherComprehensiveIncomeLossNetOfTaxRollForward" id="ewbc_AccumulatedOtherComprehensiveIncomeLossNetOfTaxRollForward" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="AdditionalAdvancesUnderSharedLossAgreements" id="ewbc_AdditionalAdvancesUnderSharedLossAgreements" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="AdjustableRateMortgageInitialInterestRatePeriod" id="ewbc_AdjustableRateMortgageInitialInterestRatePeriod" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="AffordableHousingProgramAndOtherInvestmentsTextBlock" id="ewbc_AffordableHousingProgramAndOtherInvestmentsTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="AggregateCarryingValueOfCoveredOreoProperties" id="ewbc_AggregateCarryingValueOfCoveredOreoProperties" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="AggregateCarryingValueOfCoveredOreoPropertiesAdded" id="ewbc_AggregateCarryingValueOfCoveredOreoPropertiesAdded" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="AggregateNetValueOfNewATMMachinesPurchased" id="ewbc_AggregateNetValueOfNewATMMachinesPurchased" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="AggregateTaxCreditPartnerships" id="ewbc_AggregateTaxCreditPartnerships" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="AllOtherCreditRatingGradeMember" id="ewbc_AllOtherCreditRatingGradeMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="AllOtherSecuritiesMember" id="ewbc_AllOtherSecuritiesMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="AllocatedFairValueOfWarrants" id="ewbc_AllocatedFairValueOfWarrants" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="AllowanceForLoanAndLeaseLossesProvisionForLossGrossGuaranteedByFDIC" id="ewbc_AllowanceForLoanAndLeaseLossesProvisionForLossGrossGuaranteedByFDIC" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="AllowanceForTroubledDebtRestructuringsLoansReceivable" id="ewbc_AllowanceForTroubledDebtRestructuringsLoansReceivable" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="AllowanceForUnfundedLoanCommitmentsAndOffBalanceSheetCreditExposuresAndRecourseProvision" id="ewbc_AllowanceForUnfundedLoanCommitmentsAndOffBalanceSheetCreditExposuresAndRecourseProvision" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="AllowanceForUnfundedLoanCommitmentsOffBalanceSheetCreditExposuresAndRecourseProvisionsAbstract" id="ewbc_AllowanceForUnfundedLoanCommitmentsOffBalanceSheetCreditExposuresAndRecourseProvisionsAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="AmortizationOfInvestmentsInAffordableHousingAndOtherInvestments" id="ewbc_AmortizationOfInvestmentsInAffordableHousingAndOtherInvestments" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="AmortizationOfInvestmentsInAffordableHousingPartnerships" id="ewbc_AmortizationOfInvestmentsInAffordableHousingPartnerships" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="AmortizationOfPreferredStockDiscount" id="ewbc_AmortizationOfPreferredStockDiscount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="AmountOfDilutiveSecuritiesConvertiblePreferredStock" id="ewbc_AmountOfDilutiveSecuritiesConvertiblePreferredStock" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="AmountOfDilutiveSecuritiesRestrictiveStockAwards" id="ewbc_AmountOfDilutiveSecuritiesRestrictiveStockAwards" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="AmountOfDilutiveSecuritiesStockOptions" id="ewbc_AmountOfDilutiveSecuritiesStockOptions" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="AmountOfEligibleLossesOverWhichFdicIsObligatedToReimburseHigherPercentage" id="ewbc_AmountOfEligibleLossesOverWhichFdicIsObligatedToReimburseHigherPercentage" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="AmountOfLoansRemovedFromCoveredLoans" id="ewbc_AmountOfLoansRemovedFromCoveredLoans" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="AmountOfPreviouslySuspendedOperatingLossCarryforwardsToBeUtilizedInCurrentFiscalYear" id="ewbc_AmountOfPreviouslySuspendedOperatingLossCarryforwardsToBeUtilizedInCurrentFiscalYear" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="AssetsSoldUnderAgreementsToRepurchaseInterestRateCustom" id="ewbc_AssetsSoldUnderAgreementsToRepurchaseInterestRateCustom" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="AssumptionForFairValueOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrLiabilitiesAbstract" id="ewbc_AssumptionForFairValueOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrLiabilitiesAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainBeforeTax" id="ewbc_AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainBeforeTax" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="AvailableForSaleSecuritiesAccumulatedGrossUnrealizedLossBeforeTax" id="ewbc_AvailableForSaleSecuritiesAccumulatedGrossUnrealizedLossBeforeTax" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss" id="ewbc_AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss" id="ewbc_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss" id="ewbc_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="AvailableForSaleSecuritiesDebtMaturitiesFairValueTotal" id="ewbc_AvailableForSaleSecuritiesDebtMaturitiesFairValueTotal" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="BranchFees" id="ewbc_BranchFees" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="BusinessAcquisitionBookValueOfAssetsTransferred" id="ewbc_BusinessAcquisitionBookValueOfAssetsTransferred" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="BusinessAcquisitionMeasurementPeriod" id="ewbc_BusinessAcquisitionMeasurementPeriod" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="BusinessAcquisitionSection597Gain" id="ewbc_BusinessAcquisitionSection597Gain" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="BusinessCombinationBargainPurchaseGainRecognizedAmountAfterTax" id="ewbc_BusinessCombinationBargainPurchaseGainRecognizedAmountAfterTax" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="CapitalRequiredForCapitalAdequacyAbstract" id="ewbc_CapitalRequiredForCapitalAdequacyAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="CapitalRequiredToBeWellCapitalizedAbstract" id="ewbc_CapitalRequiredToBeWellCapitalizedAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="CarryingAmountOfLoansAcquired" id="ewbc_CarryingAmountOfLoansAcquired" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="CarryingAmountsAndCompositionOfCoveredLoansAbstract" id="ewbc_CarryingAmountsAndCompositionOfCoveredLoansAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="CarryingAmountsAndCompositionOfCoveredLoansTableTextBlock" id="ewbc_CarryingAmountsAndCompositionOfCoveredLoansTableTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="CashPaidDuringPeriodForAbstract" id="ewbc_CashPaidDuringPeriodForAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="CertainLoansAcquiredInTransferAccretableYieldReclassificationsFromNonaccretableDifference" id="ewbc_CertainLoansAcquiredInTransferAccretableYieldReclassificationsFromNonaccretableDifference" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="ChangesInAccretableYieldForCoveredLoansTableTextBlock" id="ewbc_ChangesInAccretableYieldForCoveredLoansTableTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ChangesInExpectedCashFlows" id="ewbc_ChangesInExpectedCashFlows" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="ChargeForFundsUsed" id="ewbc_ChargeForFundsUsed" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="ClosingPriceOfCommonStockAtIssuanceOfConvertiblePreferredStock" id="ewbc_ClosingPriceOfCommonStockAtIssuanceOfConvertiblePreferredStock" type="num:perShareItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="CombinedNetGainsLossesOnCoveredOreoPropertiesSold" id="ewbc_CombinedNetGainsLossesOnCoveredOreoPropertiesSold" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="CommercialAndIndustrialRealEstateMember" id="ewbc_CommercialAndIndustrialRealEstateMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="CommercialAndStandbyLettersOfCreditMember" id="ewbc_CommercialAndStandbyLettersOfCreditMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="CommercialBankingMember" id="ewbc_CommercialBankingMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="CommercialBusinessMember" id="ewbc_CommercialBusinessMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="CommercialLendingMember" id="ewbc_CommercialLendingMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="CommercialMortgageBackedSecuritiesIssuedByUsGovernmentAgenciesAndGovernmentSponsoredEnterpriseMember" id="ewbc_CommercialMortgageBackedSecuritiesIssuedByUsGovernmentAgenciesAndGovernmentSponsoredEnterpriseMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="CommercialMortgageLoansMember" id="ewbc_CommercialMortgageLoansMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="CommonStockAndConvertiblePreferredStockMember" id="ewbc_CommonStockAndConvertiblePreferredStockMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="CompanysLiabilityForLossesUnderSharedLossAgreements" id="ewbc_CompanysLiabilityForLossesUnderSharedLossAgreements" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="ConcentrationRiskNumberOfGeneralGeographicRegions" id="ewbc_ConcentrationRiskNumberOfGeneralGeographicRegions" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ConstructionAndLandMember" id="ewbc_ConstructionAndLandMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ConversionPremiumPercentage" id="ewbc_ConversionPremiumPercentage" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="ConvertiblePreferredStockConversionPricePerShare" id="ewbc_ConvertiblePreferredStockConversionPricePerShare" type="num:perShareItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="ConvertiblePreferredStockConversionPricePerShareOfCommonStock" id="ewbc_ConvertiblePreferredStockConversionPricePerShareOfCommonStock" type="num:perShareItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="CoreDeposits" id="ewbc_CoreDeposits" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="CostOfRepurchaseOfTreasuryShares" id="ewbc_CostOfRepurchaseOfTreasuryShares" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="CounterpartiesAssetsMember" id="ewbc_CounterpartiesAssetsMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="CounterpartiesLiabilitiesMember" id="ewbc_CounterpartiesLiabilitiesMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="CounterpartyDerivativeFairValueGross" id="ewbc_CounterpartyDerivativeFairValueGross" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="CoveredAssetsAbstract" id="ewbc_CoveredAssetsAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="CoveredAssetsAndFdicIndemnificationAssetDisclosureAbstract" id="ewbc_CoveredAssetsAndFdicIndemnificationAssetDisclosureAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="CoveredAssetsAndFdicIndemnificationAssetTextBlock" id="ewbc_CoveredAssetsAndFdicIndemnificationAssetTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="CoveredAssetsOtherDisclosuresAbstract" id="ewbc_CoveredAssetsOtherDisclosuresAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="CoveredDiscount" id="ewbc_CoveredDiscount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="CoveredLoansAccountedForUnderASC31010Member" id="ewbc_CoveredLoansAccountedForUnderASC31010Member" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="CoveredLoansAcquiredWithDeterioratedCreditQuality" id="ewbc_CoveredLoansAcquiredWithDeterioratedCreditQuality" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="CoveredLoansByLoanProductCategoryDomain" id="ewbc_CoveredLoansByLoanProductCategoryDomain" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="CoveredLoansCollectivelyEvaluatedForImpairment" id="ewbc_CoveredLoansCollectivelyEvaluatedForImpairment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="CoveredLoansPastDue90DaysOrMoreButNotOnNonaccrual" id="ewbc_CoveredLoansPastDue90DaysOrMoreButNotOnNonaccrual" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="CoveredLoansPolicyTextBlock" id="ewbc_CoveredLoansPolicyTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="CoveredLoansSubjectToAllowanceForLoanLossesMember" id="ewbc_CoveredLoansSubjectToAllowanceForLoanLossesMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="CoveredLoansUnderASC31010SubjectToAllowanceForLoanLossesMember" id="ewbc_CoveredLoansUnderASC31010SubjectToAllowanceForLoanLossesMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="CoveredLoansUnderASC31030SubjectToAllowanceForLoanLossesMember" id="ewbc_CoveredLoansUnderASC31030SubjectToAllowanceForLoanLossesMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="CoveredNonaccrualLoans" id="ewbc_CoveredNonaccrualLoans" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="CoveredNonperformingAssetsAbstract" id="ewbc_CoveredNonperformingAssetsAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="CoveredNonperformingAssetsByCreditQualityIndicatorsTableTextBlock" id="ewbc_CoveredNonperformingAssetsByCreditQualityIndicatorsTableTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="CoveredNonperformingAssetsTableTextBlock" id="ewbc_CoveredNonperformingAssetsTableTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="CoveredOtherRealEstateOwnedFairValueDisclosure" id="ewbc_CoveredOtherRealEstateOwnedFairValueDisclosure" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="CoveredOtherRealEstateOwnedPolicyTextBlock" id="ewbc_CoveredOtherRealEstateOwnedPolicyTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="CoveredOtherRealEstateOwnedPropertiesMember" id="ewbc_CoveredOtherRealEstateOwnedPropertiesMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="CoveredTroubledDebtRestructuringRollForwardTableTextBlock" id="ewbc_CoveredTroubledDebtRestructuringRollForwardTableTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="CreditOnFundsProvided" id="ewbc_CreditOnFundsProvided" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="CreditQualityIndicatorsAbstract" id="ewbc_CreditQualityIndicatorsAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="CreditRiskAndConcentrationsAbstract" id="ewbc_CreditRiskAndConcentrationsAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="CustomerDepositAccountsDisclosureAbstract" id="ewbc_CustomerDepositAccountsDisclosureAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DailyAverageReserveRequirement" id="ewbc_DailyAverageReserveRequirement" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="DebtInstrumentPhasedOutPercentage" id="ewbc_DebtInstrumentPhasedOutPercentage" type="num:percentItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DebtInstrumentPhasedOutPeriod" id="ewbc_DebtInstrumentPhasedOutPeriod" type="xbrli:durationItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DebtSubordinatedAndJuniorSubordinatedDisclosureTextBlock" id="ewbc_DebtSubordinatedAndJuniorSubordinatedDisclosureTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DecreaseInFdicIndemnificationAssetAndReceivable" id="ewbc_DecreaseInFdicIndemnificationAssetAndReceivable" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="DecreaseInFdicIndemnificationAssetReceivable" id="ewbc_DecreaseInFdicIndemnificationAssetReceivable" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="DecreaseInUnrecognizedTaxBenefitsReserveForEnterpriseZoneNetInterestDeduction" id="ewbc_DecreaseInUnrecognizedTaxBenefitsReserveForEnterpriseZoneNetInterestDeduction" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="DeferredTaxAssetsAcquiredLoansAndREOs" id="ewbc_DeferredTaxAssetsAcquiredLoansAndREOs" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="DeferredTaxAssetsAndLiabilitiesLineItems" id="ewbc_DeferredTaxAssetsAndLiabilitiesLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DeferredTaxAssetsMortgageServicingRights" id="ewbc_DeferredTaxAssetsMortgageServicingRights" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="DeferredTaxAssetsPurchasedLoanPremium" id="ewbc_DeferredTaxAssetsPurchasedLoanPremium" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsProvisionForLoanLossesAndREOReserves" id="ewbc_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsProvisionForLoanLossesAndREOReserves" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="DeferredTaxLiabilitiesFDICReceivable" id="ewbc_DeferredTaxLiabilitiesFDICReceivable" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="DeferredTaxLiabilitiesFederalHomeLoanBankStock" id="ewbc_DeferredTaxLiabilitiesFederalHomeLoanBankStock" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="DeferredTaxLiabilitiesPurchasedLoanDiscounts" id="ewbc_DeferredTaxLiabilitiesPurchasedLoanDiscounts" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="DeferredTaxLiabilitiesSection597Gain" id="ewbc_DeferredTaxLiabilitiesSection597Gain" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="DeferredTaxLiabilitiesStateTaxes" id="ewbc_DeferredTaxLiabilitiesStateTaxes" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="DefinedBenefitPlanPercentageOfContributionsByPlanParticipants" id="ewbc_DefinedBenefitPlanPercentageOfContributionsByPlanParticipants" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DemandSavingsAndMoneyMarketDepositsFairValueDisclosure" id="ewbc_DemandSavingsAndMoneyMarketDepositsFairValueDisclosure" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="DepositRelatedExpenses" id="ewbc_DepositRelatedExpenses" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="DerivativeCollateralPostedNotOffset" id="ewbc_DerivativeCollateralPostedNotOffset" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="DerivativeCollateralPostedRepurchaseAgreementsNotOffset" id="ewbc_DerivativeCollateralPostedRepurchaseAgreementsNotOffset" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="DerivativeCollateralReceivedNotOffset" id="ewbc_DerivativeCollateralReceivedNotOffset" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="DerivativeCollateralReceivedResaleAgreementsNotOffset" id="ewbc_DerivativeCollateralReceivedResaleAgreementsNotOffset" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="DerivativeFairValueOfDerivativeAssetGrossAmountsNotOffsetAbstract" id="ewbc_DerivativeFairValueOfDerivativeAssetGrossAmountsNotOffsetAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DerivativeFairValueOfDerivativeGross" id="ewbc_DerivativeFairValueOfDerivativeGross" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="DerivativeFairValueOfDerivativeLiabilityGrossAmountsNotOffsetAbstract" id="ewbc_DerivativeFairValueOfDerivativeLiabilityGrossAmountsNotOffsetAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DerivativeNotionalAmountCalledByCounterparties" id="ewbc_DerivativeNotionalAmountCalledByCounterparties" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="DerivativeNotionalAmountEnteredIntoDuringThePeriod" id="ewbc_DerivativeNotionalAmountEnteredIntoDuringThePeriod" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="DiscountCashFlowApproachValuationTechniqueMember" id="ewbc_DiscountCashFlowApproachValuationTechniqueMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="DocumentAndEntityInformationAbstract" id="ewbc_DocumentAndEntityInformationAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="EastWestBankMember" id="ewbc_EastWestBankMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="EastWestCapitalStatutoryTrustIIIMember" id="ewbc_EastWestCapitalStatutoryTrustIIIMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="EastWestCapitalTrustIIMember" id="ewbc_EastWestCapitalTrustIIMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="EastWestCapitalTrustIMember" id="ewbc_EastWestCapitalTrustIMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="EastWestCapitalTrustIVMember" id="ewbc_EastWestCapitalTrustIVMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="EastWestCapitalTrustIXMember" id="ewbc_EastWestCapitalTrustIXMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="EastWestCapitalTrustVIIIMember" id="ewbc_EastWestCapitalTrustVIIIMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="EastWestCapitalTrustVIIMember" id="ewbc_EastWestCapitalTrustVIIMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="EastWestCapitalTrustVIMember" id="ewbc_EastWestCapitalTrustVIMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="EastWestCapitalTrustVMember" id="ewbc_EastWestCapitalTrustVMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="EffectiveIncomeTaxRateReconciliationForeignSubsidiariesAcquisition" id="ewbc_EffectiveIncomeTaxRateReconciliationForeignSubsidiariesAcquisition" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="EmployeeAndNonEmployeeStockOptionsMember" id="ewbc_EmployeeAndNonEmployeeStockOptionsMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="EquitySwapAgreementsFairValueDisclosure" id="ewbc_EquitySwapAgreementsFairValueDisclosure" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="EstimatedLiabilityThatWillBeDueToFdicForSpecificThresholdsOfLossesNotBeingReached" id="ewbc_EstimatedLiabilityThatWillBeDueToFdicForSpecificThresholdsOfLossesNotBeingReached" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="ExercisePriceRangeFromDollars0.00ToDollars4.99Member" id="ewbc_ExercisePriceRangeFromDollars0.00ToDollars4.99Member" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ExercisePriceRangeFromDollars10.00ToDollars14.99Member" id="ewbc_ExercisePriceRangeFromDollars10.00ToDollars14.99Member" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ExercisePriceRangeFromDollars10.00ToDollars39.99Member" id="ewbc_ExercisePriceRangeFromDollars10.00ToDollars39.99Member" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ExercisePriceRangeFromDollars15.00ToDollars19.99Member" id="ewbc_ExercisePriceRangeFromDollars15.00ToDollars19.99Member" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ExercisePriceRangeFromDollars20.00ToDollars24.99Member" id="ewbc_ExercisePriceRangeFromDollars20.00ToDollars24.99Member" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ExercisePriceRangeFromDollars25.00ToDollars29.99Member" id="ewbc_ExercisePriceRangeFromDollars25.00ToDollars29.99Member" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ExercisePriceRangeFromDollars30.00ToDollars34.99Member" id="ewbc_ExercisePriceRangeFromDollars30.00ToDollars34.99Member" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ExercisePriceRangeFromDollars35.00ToDollars39.99Member" id="ewbc_ExercisePriceRangeFromDollars35.00ToDollars39.99Member" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ExercisePriceRangeFromDollars40.00ToDollars44.99Member" id="ewbc_ExercisePriceRangeFromDollars40.00ToDollars44.99Member" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ExercisePriceRangeFromDollars5.00ToDollars9.99Member" id="ewbc_ExercisePriceRangeFromDollars5.00ToDollars9.99Member" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FDICLossSharingReceivable" id="ewbc_FDICLossSharingReceivable" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="FDICReceivableActivityRollForwardTableTextBlock" id="ewbc_FDICReceivableActivityRollForwardTableTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FDICReceivableRollForward" id="ewbc_FDICReceivableRollForward" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FairValueInputsAssetsAndLiabilitiesQuantitativeInformationTable" id="ewbc_FairValueInputsAssetsAndLiabilitiesQuantitativeInformationTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FairValueInputsCreditRiskAdjustmentRate" id="ewbc_FairValueInputsCreditRiskAdjustmentRate" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FairValueInputsDefaultRateAfterFiveYears" id="ewbc_FairValueInputsDefaultRateAfterFiveYears" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FairValueInputsDefaultRateForFirstFiveYears" id="ewbc_FairValueInputsDefaultRateForFirstFiveYears" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FairValueInputsPrepaymentRateAfterFiveYears" id="ewbc_FairValueInputsPrepaymentRateAfterFiveYears" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FairValueInputsPrepaymentRateForFirstFiveYears" id="ewbc_FairValueInputsPrepaymentRateForFirstFiveYears" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FairValueInputsRecoveryPeriodForFutureDeferral" id="ewbc_FairValueInputsRecoveryPeriodForFutureDeferral" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FairValueInputsRecoveryRateForExistingDeferral" id="ewbc_FairValueInputsRecoveryRateForExistingDeferral" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FairValueInputsRecoveryRateForFutureDeferral" id="ewbc_FairValueInputsRecoveryRateForFutureDeferral" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FairValueOfReportingUnitsUnderIncomeApproachNetIncomeProjectionPeriod" id="ewbc_FairValueOfReportingUnitsUnderIncomeApproachNetIncomeProjectionPeriod" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FdicReceivableAbstract" id="ewbc_FdicReceivableAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FdicRepayments" id="ewbc_FdicRepayments" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="FederalFundsMaturityPeriod" id="ewbc_FederalFundsMaturityPeriod" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FederalFundsPurchasedDisclosureAbstract" id="ewbc_FederalFundsPurchasedDisclosureAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FederalFundsPurchasedDisclosureTextBlock" id="ewbc_FederalFundsPurchasedDisclosureTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FederalFundsPurchasedPolicyTextBlock" id="ewbc_FederalFundsPurchasedPolicyTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FederalHomeLoanBankAdvancesAdditionalAvailableBorrowingCapacity" id="ewbc_FederalHomeLoanBankAdvancesAdditionalAvailableBorrowingCapacity" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="FederalHomeLoanBankAdvancesAdditionalPrepaymentPenalties" id="ewbc_FederalHomeLoanBankAdvancesAdditionalPrepaymentPenalties" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="FederalHomeLoanBankAdvancesDisclosureAbstract" id="ewbc_FederalHomeLoanBankAdvancesDisclosureAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresInterestRateAtPeriodEndBeforeModification" id="ewbc_FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresInterestRateAtPeriodEndBeforeModification" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="FederalHomeLoanBankAdvancesMaturitiesAverageInterestRateAfterFourYearsFromBalanceSheetDate" id="ewbc_FederalHomeLoanBankAdvancesMaturitiesAverageInterestRateAfterFourYearsFromBalanceSheetDate" type="num:percentItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="FederalHomeLoanBankAdvancesMaturitiesSummaryDueAfterFourYearsOfBalanceSheetDate" id="ewbc_FederalHomeLoanBankAdvancesMaturitiesSummaryDueAfterFourYearsOfBalanceSheetDate" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="FederalHomeLoanBankAdvancesModified" id="ewbc_FederalHomeLoanBankAdvancesModified" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="FederalHomeLoanBankAdvancesOutstandingOvernightBorrowings" id="ewbc_FederalHomeLoanBankAdvancesOutstandingOvernightBorrowings" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="FinancingReceivable90DaysOrMorePastDueAndNotAccruing" id="ewbc_FinancingReceivable90DaysOrMorePastDueAndNotAccruing" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="FinancingReceivableAllowanceForCreditLossesAllowanceForUnfundedLoanCommitmentsAndLettersOfCredit" id="ewbc_FinancingReceivableAllowanceForCreditLossesAllowanceForUnfundedLoanCommitmentsAndLettersOfCredit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="FinancingReceivableInformationByPortfolioSegmentsAxis" id="ewbc_FinancingReceivableInformationByPortfolioSegmentsAxis" type="xbrli:stringItemType" substitutionGroup="xbrldt:dimensionItem" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FinancingReceivableLessThan90DaysPastDueAndNotAccruing" id="ewbc_FinancingReceivableLessThan90DaysPastDueAndNotAccruing" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="FinancingReceivableModificationsRecordedInvestmentCovered" id="ewbc_FinancingReceivableModificationsRecordedInvestmentCovered" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="FinancingReceivableModificationsRecordedInvestmentCoveredAdditions" id="ewbc_FinancingReceivableModificationsRecordedInvestmentCoveredAdditions" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="FinancingReceivableModificationsRecordedInvestmentCoveredSold" id="ewbc_FinancingReceivableModificationsRecordedInvestmentCoveredSold" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="FinancingReceivableModificationsRecordedInvestmentCoveredTransferredToOREO" id="ewbc_FinancingReceivableModificationsRecordedInvestmentCoveredTransferredToOREO" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="FinancingReceivableModificationsRecordedInvestmentPaydownsOrReductions" id="ewbc_FinancingReceivableModificationsRecordedInvestmentPaydownsOrReductions" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="FinancingReceivableModificationsSubsequentDefaultRecordedInvestmentChargeOffOrTransferred" id="ewbc_FinancingReceivableModificationsSubsequentDefaultRecordedInvestmentChargeOffOrTransferred" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="FinancingReceivableModificationsThatSubsequentlyDefaultedRecordedInvestment" id="ewbc_FinancingReceivableModificationsThatSubsequentlyDefaultedRecordedInvestment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="FinancingReceivableNonCoveredLoansAndLoansHeldForSaleGross" id="ewbc_FinancingReceivableNonCoveredLoansAndLoansHeldForSaleGross" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="FinancingReceivableNotAccruing" id="ewbc_FinancingReceivableNotAccruing" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="FinancingReceivableNumberOfPaymentMonthsConsideredSustainedPeriodOfPerformance" id="ewbc_FinancingReceivableNumberOfPaymentMonthsConsideredSustainedPeriodOfPerformance" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FinancingReceivablePastDueAndStillAccruing" id="ewbc_FinancingReceivablePastDueAndStillAccruing" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="NumberOfDaysBeyondLoanClassifiedNonaccrual" id="ewbc_NumberOfDaysBeyondLoanClassifiedNonaccrual" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FinancingReceivablePortfolioSegmentDomain" id="ewbc_FinancingReceivablePortfolioSegmentDomain" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FinancingReceivableRecordedInvestmentNonCoveredLoansAndLoansHeldForSaleNet" id="ewbc_FinancingReceivableRecordedInvestmentNonCoveredLoansAndLoansHeldForSaleNet" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="FinancingReceivableRestructuredNoteSplitNumber" id="ewbc_FinancingReceivableRestructuredNoteSplitNumber" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FinancingReceivableTroubledDebtRestructuringRollForward" id="ewbc_FinancingReceivableTroubledDebtRestructuringRollForward" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FinancingReceivablesImpairedTroubledDebtRestructuringWriteDownCovered" id="ewbc_FinancingReceivablesImpairedTroubledDebtRestructuringWriteDownCovered" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="FinancingReceivablesModificationsNumberOfContracts" id="ewbc_FinancingReceivablesModificationsNumberOfContracts" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="FinancingReceivablesModificationsPostModificationRecordedInvestment" id="ewbc_FinancingReceivablesModificationsPostModificationRecordedInvestment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="FinancingReceivablesModificationsPreModificationRecordedInvestment" id="ewbc_FinancingReceivablesModificationsPreModificationRecordedInvestment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="FiniteLivedCoreDepositsNet" id="ewbc_FiniteLivedCoreDepositsNet" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="FirstMortgageLoansNewMortgageLoans" id="ewbc_FirstMortgageLoansNewMortgageLoans" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="ForeignExchangeAssetFairValueDisclosure" id="ewbc_ForeignExchangeAssetFairValueDisclosure" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="FurnitureFixturesAndEquipmentMember" id="ewbc_FurnitureFixturesAndEquipmentMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="GainLossDueToChargeOffs" id="ewbc_GainLossDueToChargeOffs" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="GainLossOnInvestmentsAssetsAbstract" id="ewbc_GainLossOnInvestmentsAssetsAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="GainLossOnInvestmentsLiabilitiesAbstract" id="ewbc_GainLossOnInvestmentsLiabilitiesAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="GainsLossesOnSalesOfOtherRealEstateNoncovered" id="ewbc_GainsLossesOnSalesOfOtherRealEstateNoncovered" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="GoodwillAndOtherIntangibleAssetsAbstract" id="ewbc_GoodwillAndOtherIntangibleAssetsAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="GrossFinancialInstrumentsAssetsNotOffsetDerivatives" id="ewbc_GrossFinancialInstrumentsAssetsNotOffsetDerivatives" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="GrossFinancialInstrumentsAssetsNotOffsetResaleAgreements" id="ewbc_GrossFinancialInstrumentsAssetsNotOffsetResaleAgreements" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="GrossFinancialInstrumentsLiabilitiesNotOffsetDerivatives" id="ewbc_GrossFinancialInstrumentsLiabilitiesNotOffsetDerivatives" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="GrossFinancialInstrumentsLiabilitiesNotOffsetRepurchaseAgreements" id="ewbc_GrossFinancialInstrumentsLiabilitiesNotOffsetRepurchaseAgreements" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="GrossUnrealizedLossesTrustPreferredSecuritiesPortionRepresentingImpairmentLossOnSecuritiesNotOtherThanTemporarilyImpaired" id="ewbc_GrossUnrealizedLossesTrustPreferredSecuritiesPortionRepresentingImpairmentLossOnSecuritiesNotOtherThanTemporarilyImpaired" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="HedgedValueOfCertificatesOfDeposit" id="ewbc_HedgedValueOfCertificatesOfDeposit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="ImpairedLoansMaximumNumberOfDaysPastDueForDeficiencyToBeRecordedAsSpecificReserve" id="ewbc_ImpairedLoansMaximumNumberOfDaysPastDueForDeficiencyToBeRecordedAsSpecificReserve" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="InStoreMember" id="ewbc_InStoreMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="IncomeLossFromEquityMethodInvestmentsOther" id="ewbc_IncomeLossFromEquityMethodInvestmentsOther" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="IncomeTaxAndInterestPaidRelatedToResolutionOfEnterpriseZoneNetInterestDeduction" id="ewbc_IncomeTaxAndInterestPaidRelatedToResolutionOfEnterpriseZoneNetInterestDeduction" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="IncreaseDecreaseInAvailableForSaleSecurities" id="ewbc_IncreaseDecreaseInAvailableForSaleSecurities" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="IncreaseInUnrecognizedTaxBenefitsReserveForEnterpriseZoneNetInterestDeduction" id="ewbc_IncreaseInUnrecognizedTaxBenefitsReserveForEnterpriseZoneNetInterestDeduction" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="IncrementalCommonSharesAttributableToShareBasedPaymentArrangementsRestrictedStock" id="ewbc_IncrementalCommonSharesAttributableToShareBasedPaymentArrangementsRestrictedStock" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="IncrementalCommonSharesAttributableToShareBasedPaymentArrangementsStockOptions" id="ewbc_IncrementalCommonSharesAttributableToShareBasedPaymentArrangementsStockOptions" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="IndemnificationAssetPolicyTextBlock" id="ewbc_IndemnificationAssetPolicyTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="InterestBearingDepositChecking" id="ewbc_InterestBearingDepositChecking" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="InterestExpenseInterestBearingDepositChecking" id="ewbc_InterestExpenseInterestBearingDepositChecking" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="InterestIncomeForgoneOnNonaccrualLoansAbstract" id="ewbc_InterestIncomeForgoneOnNonaccrualLoansAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="InterestRateSwapContractsAssetFairValueDisclosure" id="ewbc_InterestRateSwapContractsAssetFairValueDisclosure" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="InterestSpreadOnFundsProvided" id="ewbc_InterestSpreadOnFundsProvided" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="InterestSpreadOnFundsUsed" id="ewbc_InterestSpreadOnFundsUsed" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="InvestmentGradeCorporateDebtSecuritiesAndCommercialMortgageBackedSecuritiesIssuedByUSGovernmentAgenciesAndGovernmentSponsoredEnterpriseMember" id="ewbc_InvestmentGradeCorporateDebtSecuritiesAndCommercialMortgageBackedSecuritiesIssuedByUSGovernmentAgenciesAndGovernmentSponsoredEnterpriseMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="InvestmentInAffordableHousingPartnerships" id="ewbc_InvestmentInAffordableHousingPartnerships" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="InvestmentInAffordableHousingPartnershipsAbstract" id="ewbc_InvestmentInAffordableHousingPartnershipsAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="InvestmentInAffordableHousingPartnershipsImpairmentChargeAndOtherInvestments" id="ewbc_InvestmentInAffordableHousingPartnershipsImpairmentChargeAndOtherInvestments" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="InvestmentInAffordableHousingPartnershipsRemainingTaxCreditsAndOtherInvestments" id="ewbc_InvestmentInAffordableHousingPartnershipsRemainingTaxCreditsAndOtherInvestments" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="InvestmentInAffordableHousingPartnershipsSoldAndOtherInvestments" id="ewbc_InvestmentInAffordableHousingPartnershipsSoldAndOtherInvestments" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="InvestmentInFederalHomeLoanBankStock" id="ewbc_InvestmentInFederalHomeLoanBankStock" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="InvestmentInFederalHomeLoanBankStockPolicyTextBlock" id="ewbc_InvestmentInFederalHomeLoanBankStockPolicyTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="InvestmentInFederalReserveBankStock" id="ewbc_InvestmentInFederalReserveBankStock" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="InvestmentInFederalReserveBankStockFairValueDisclosure" id="ewbc_InvestmentInFederalReserveBankStockFairValueDisclosure" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="InvestmentInFederalReserveBankStockPolicyTextBlock" id="ewbc_InvestmentInFederalReserveBankStockPolicyTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="InvestmentandOtherTaxCredit" id="ewbc_InvestmentandOtherTaxCredit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="InvestmentsInAffordableHousingPartnershipsAmount" id="ewbc_InvestmentsInAffordableHousingPartnershipsAmount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="InvestmentsInAffordableHousingPartnershipsAndOtherInvestments" id="ewbc_InvestmentsInAffordableHousingPartnershipsAndOtherInvestments" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="InvestmentsInAffordableHousingPartnershipsAndOtherInvestmentsDisclosureAbstract" id="ewbc_InvestmentsInAffordableHousingPartnershipsAndOtherInvestmentsDisclosureAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="InvestmentsInAffordableHousingPartnershipsOther" id="ewbc_InvestmentsInAffordableHousingPartnershipsOther" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="IssuanceAndConversionCostsOfPreferredStockAndCommonStock" id="ewbc_IssuanceAndConversionCostsOfPreferredStockAndCommonStock" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="LandCommercialRealEstateMember" id="ewbc_LandCommercialRealEstateMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="LeaseTerm" id="ewbc_LeaseTerm" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="LoanApplicationsInProcessMember" id="ewbc_LoanApplicationsInProcessMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="LoanDiscountRelatedToLoansRemoved" id="ewbc_LoanDiscountRelatedToLoansRemoved" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="LoansAcquiredDuringPeriod" id="ewbc_LoansAcquiredDuringPeriod" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="LoansAndLeasesAllowanceForCreditLossesLineItems" id="ewbc_LoansAndLeasesAllowanceForCreditLossesLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="LoansAndLeasesReceivableAllowanceCoveredAdditionalAdvances" id="ewbc_LoansAndLeasesReceivableAllowanceCoveredAdditionalAdvances" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="LoansAndLeasesReceivableCommitments" id="ewbc_LoansAndLeasesReceivableCommitments" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="LoansHeldForSaleFairValue" id="ewbc_LoansHeldForSaleFairValue" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="LoansHeldForSaleMember" id="ewbc_LoansHeldForSaleMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="LoansHeldForSaleOriginatedForInvestment" id="ewbc_LoansHeldForSaleOriginatedForInvestment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="LoansModifiedAsTroubledDebtRestructuringsThatSubsequentlyDefaultedAbstract" id="ewbc_LoansModifiedAsTroubledDebtRestructuringsThatSubsequentlyDefaultedAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="LoansReceivableByPortfolioSegmentByImpairmentMethodologyTableTextBlock" id="ewbc_LoansReceivableByPortfolioSegmentByImpairmentMethodologyTableTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="LoansReceivableInterestRecognizedOnNonaccrualLoans" id="ewbc_LoansReceivableInterestRecognizedOnNonaccrualLoans" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="LoansReceivableNonAccrualStatusNumberOfPastDueDays" id="ewbc_LoansReceivableNonAccrualStatusNumberOfPastDueDays" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="LoansReceivableNonaccrualOfInterestOnNonaccrualLoans" id="ewbc_LoansReceivableNonaccrualOfInterestOnNonaccrualLoans" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="LoansSecuritizedWithoutRecourseMember" id="ewbc_LoansSecuritizedWithoutRecourseMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="LoansSoldWithoutRecourseMember" id="ewbc_LoansSoldWithoutRecourseMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="LoansToFacilitateSalesOfPremisesAndEquipment" id="ewbc_LoansToFacilitateSalesOfPremisesAndEquipment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="LoansToValueRatio" id="ewbc_LoansToValueRatio" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="LongTermDebtMaturitiesInterestRateOfAmountsDueAbstract" id="ewbc_LongTermDebtMaturitiesInterestRateOfAmountsDueAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="LongTermDebtReductionInInterestRate" id="ewbc_LongTermDebtReductionInInterestRate" type="num:percentItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="LongTermForeignExchangeMember" id="ewbc_LongTermForeignExchangeMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="LongtermDebtPercentageBearingFixedInterestAmountModified" id="ewbc_LongtermDebtPercentageBearingFixedInterestAmountModified" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="LossOnSaleOfInvestmentsInAffordableHousingPartnershipsAndOtherInvestments" id="ewbc_LossOnSaleOfInvestmentsInAffordableHousingPartnershipsAndOtherInvestments" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="LossRecoveryProvisionsPeriod" id="ewbc_LossRecoveryProvisionsPeriod" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="LossesAbsorbedByFDICUnderSharedLossAgreementsThresholdAmount" id="ewbc_LossesAbsorbedByFDICUnderSharedLossAgreementsThresholdAmount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="MarketCapitalization" id="ewbc_MarketCapitalization" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="MaturitiesInNextTwelveMonthsMember" id="ewbc_MaturitiesInNextTwelveMonthsMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="MaturitiesInYearElevenMember" id="ewbc_MaturitiesInYearElevenMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="MaturitiesInYearFiveMember" id="ewbc_MaturitiesInYearFiveMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="MaturitiesInYearFourMember" id="ewbc_MaturitiesInYearFourMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="MaturitiesInYearSevenMember" id="ewbc_MaturitiesInYearSevenMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="MaturitiesInYearSixMember" id="ewbc_MaturitiesInYearSixMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="MaturitiesInYearTenMember" id="ewbc_MaturitiesInYearTenMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="MaturitiesInYearThreeMember" id="ewbc_MaturitiesInYearThreeMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="MaturitiesInYearTwoMember" id="ewbc_MaturitiesInYearTwoMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="MaturitiesOfTimeDeposits100000OrMoreAbstract" id="ewbc_MaturitiesOfTimeDeposits100000OrMoreAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="MaturitiesOfTimeDepositsLessThan100000Abstract" id="ewbc_MaturitiesOfTimeDepositsLessThan100000Abstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="MaximumTermLoanGradedSpecialMention" id="ewbc_MaximumTermLoanGradedSpecialMention" type="xbrli:durationItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="MaximumTermOfMaturityForCarryingAmountOfSecuritiesSoldUnderRepurchaseAgreementsToApproximateFairValue" id="ewbc_MaximumTermOfMaturityForCarryingAmountOfSecuritiesSoldUnderRepurchaseAgreementsToApproximateFairValue" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="MaximumTermOfMaturityForSecuritiesPurchasedUnderResaleAgreementsToBeIncludedInCashAndCashEquivalents" id="ewbc_MaximumTermOfMaturityForSecuritiesPurchasedUnderResaleAgreementsToBeIncludedInCashAndCashEquivalents" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="MetroBankMember" id="ewbc_MetroBankMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="MetroCorpMember" id="ewbc_MetroCorpMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="MetroUnitedBankMember" id="ewbc_MetroUnitedBankMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="MidrangeMember" id="ewbc_MidrangeMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="MinimumCompliancePeriodToFullyUtilizeTaxCredits" id="ewbc_MinimumCompliancePeriodToFullyUtilizeTaxCredits" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="MinimumNumberOfQuotedMarketPricesUsedInDeterminingFairValueOfAvailableForSaleInvestmentSecurities" id="ewbc_MinimumNumberOfQuotedMarketPricesUsedInDeterminingFairValueOfAvailableForSaleInvestmentSecurities" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="MinimumTotalConsolidatedAssetsForExclusionOfTrustPreferredSecuritiesAsTierIRegulatoryCapital" id="ewbc_MinimumTotalConsolidatedAssetsForExclusionOfTrustPreferredSecuritiesAsTierIRegulatoryCapital" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="ModificationOfFederalHomeLoanBankAdvances" id="ewbc_ModificationOfFederalHomeLoanBankAdvances" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="ModificationsUsingABNoteSplitsPrincipalReductionsAndOrNonMarketInterestRateChangesMember" id="ewbc_ModificationsUsingABNoteSplitsPrincipalReductionsAndOrNonMarketInterestRateChangesMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ModificationsUsingForbearancePaymentsAndOrNonMarketInterestChangesMember" id="ewbc_ModificationsUsingForbearancePaymentsAndOrNonMarketInterestChangesMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ModificationsUsingMaturityExtensionsMember" id="ewbc_ModificationsUsingMaturityExtensionsMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ModificationsUsingNonMarketInterestRateChangesMaturityExtensionsAndOrABNoteSplitsMember" id="ewbc_ModificationsUsingNonMarketInterestRateChangesMaturityExtensionsAndOrABNoteSplitsMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ModificationsUsingPrincipalDefermentMember" id="ewbc_ModificationsUsingPrincipalDefermentMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="MoreLikelyThanNotMinimumLikelihoodPercentage" id="ewbc_MoreLikelyThanNotMinimumLikelihoodPercentage" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="MortgageServicingAssetsDisclosureAbstract" id="ewbc_MortgageServicingAssetsDisclosureAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NetChangeInAccruedInterestReceivableAndOtherAssets" id="ewbc_NetChangeInAccruedInterestReceivableAndOtherAssets" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="NetGainOnSalesOfInvestmentSecuritiesLoansAndOtherAssets" id="ewbc_NetGainOnSalesOfInvestmentSecuritiesLoansAndOtherAssets" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="NetIncomeLossAvailableToCommonStockholdersBasicAfterParticipatingSecurities" id="ewbc_NetIncomeLossAvailableToCommonStockholdersBasicAfterParticipatingSecurities" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="NetIncreaseDecreaseInAbstract" id="ewbc_NetIncreaseDecreaseInAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NetPaymentForProceedsFromAbstract" id="ewbc_NetPaymentForProceedsFromAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NetProceedsFromFdicSharedLossAgreements" id="ewbc_NetProceedsFromFdicSharedLossAgreements" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="NetReductionToInterestExpenseRelatedToNetSettlementsOfDerivatives" id="ewbc_NetReductionToInterestExpenseRelatedToNetSettlementsOfDerivatives" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="NetValuationOfLoans" id="ewbc_NetValuationOfLoans" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="NonCoveredLoansAndAllowanceForLoanLossesDisclosureAbstract" id="ewbc_NonCoveredLoansAndAllowanceForLoanLossesDisclosureAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NonCoveredLoansAndAllowanceForLoanLossesTextBlock" id="ewbc_NonCoveredLoansAndAllowanceForLoanLossesTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NonCoveredOtherRealEstateOwnedChargesAgainstAllowanceForLoanLosses" id="ewbc_NonCoveredOtherRealEstateOwnedChargesAgainstAllowanceForLoanLosses" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="NonCoveredRealEstateOwnedMember" id="ewbc_NonCoveredRealEstateOwnedMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NonInvestmentGradeMember" id="ewbc_NonInvestmentGradeMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NoncoveredCommercialRealEstateLoansAndNoncoveredResidentialLoansSecuredByRealPropertiesLocatedInCaliforniaConcentrationRiskPercentage" id="ewbc_NoncoveredCommercialRealEstateLoansAndNoncoveredResidentialLoansSecuredByRealPropertiesLocatedInCaliforniaConcentrationRiskPercentage" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="NoncoveredLoansCommercialAndIndustrialRealEstateWithRealizedLossInCurrentPeriodFairValueDisclosure" id="ewbc_NoncoveredLoansCommercialAndIndustrialRealEstateWithRealizedLossInCurrentPeriodFairValueDisclosure" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="NoncoveredLoansCommercialRealEstateWithRealizedLossInCurrentPeriodFairValueDisclosure" id="ewbc_NoncoveredLoansCommercialRealEstateWithRealizedLossInCurrentPeriodFairValueDisclosure" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="NoncoveredLoansConsumerWithRealizedLossInCurrentPeriodFairValueDisclosure" id="ewbc_NoncoveredLoansConsumerWithRealizedLossInCurrentPeriodFairValueDisclosure" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="NoncoveredLoansResidentialWithRealizedLossInCurrentPeriodFairValueDisclosure" id="ewbc_NoncoveredLoansResidentialWithRealizedLossInCurrentPeriodFairValueDisclosure" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="NoncoveredLoansWithRealizedLossInCurrentPeriodAbstract" id="ewbc_NoncoveredLoansWithRealizedLossInCurrentPeriodAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NoncoveredLoansWithRealizedLossInCurrentPeriodFairValueDisclosure" id="ewbc_NoncoveredLoansWithRealizedLossInCurrentPeriodFairValueDisclosure" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="NoncoveredLoansReceivableGross" id="ewbc_NoncoveredLoansReceivableGross" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="NoncoveredOtherRealEstateOwnedFairValueDisclosure" id="ewbc_NoncoveredOtherRealEstateOwnedFairValueDisclosure" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="NoncoveredRealEstateAcquiredThroughForeclosure" id="ewbc_NoncoveredRealEstateAcquiredThroughForeclosure" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="NoninterestExpensesMember" id="ewbc_NoninterestExpensesMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NoninterestIncomeMember" id="ewbc_NoninterestIncomeMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NumberOfBankingLocations" id="ewbc_NumberOfBankingLocations" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="NumberOfBranches" id="ewbc_NumberOfBranches" type="xbrli:integerItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NumberOfBusinessDivisions" id="ewbc_NumberOfBusinessDivisions" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NumberOfCostMethodInvestments" id="ewbc_NumberOfCostMethodInvestments" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NumberOfCoveredOreoProperties" id="ewbc_NumberOfCoveredOreoProperties" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="NumberOfCoveredOreoPropertiesAdded" id="ewbc_NumberOfCoveredOreoPropertiesAdded" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NumberOfCoveredOreoPropertiesSold" id="ewbc_NumberOfCoveredOreoPropertiesSold" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NumberOfDaysFollowingAnniversary" id="ewbc_NumberOfDaysFollowingAnniversary" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NumberOfDaysTroubledDebtRestructuringsBecomeDelinquent" id="ewbc_NumberOfDaysTroubledDebtRestructuringsBecomeDelinquent" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NumberOfEquityMethodInvestments" id="ewbc_NumberOfEquityMethodInvestments" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NumberOfFiniteLivedCoreDepositsIntangiblesRemoved" id="ewbc_NumberOfFiniteLivedCoreDepositsIntangiblesRemoved" type="xbrli:integerItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NumberOfForeclosedAssets" id="ewbc_NumberOfForeclosedAssets" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NumberOfGradesRiskRatingSystem" id="ewbc_NumberOfGradesRiskRatingSystem" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="NumberOfLossGradeLoans" id="ewbc_NumberOfLossGradeLoans" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NumberOfHedgedCertificatesOfDeposits" id="ewbc_NumberOfHedgedCertificatesOfDeposits" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="NumberOfIndividualSecuritiesWithContinuousUnrealizedLossPosition" id="ewbc_NumberOfIndividualSecuritiesWithContinuousUnrealizedLossPosition" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="NumberOfInvestmentInAffordableHousingPartnershipsSoldAndOtherInvestments" id="ewbc_NumberOfInvestmentInAffordableHousingPartnershipsSoldAndOtherInvestments" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NumberOfInvestmentsInAffordableHousingPartnerships" id="ewbc_NumberOfInvestmentsInAffordableHousingPartnerships" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NumberOfJuniorSubordinatedDebtsCalled" id="ewbc_NumberOfJuniorSubordinatedDebtsCalled" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NumberOfLoansNegativelyAmortizing" id="ewbc_NumberOfLoansNegativelyAmortizing" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NumberOfNoncoveredRealEstateProperties" id="ewbc_NumberOfNoncoveredRealEstateProperties" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="NumberOfOperatingSegmentsCombined" id="ewbc_NumberOfOperatingSegmentsCombined" type="xbrli:integerItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NumberOfOtherRealEstateOwnedPropertiesSold" id="ewbc_NumberOfOtherRealEstateOwnedPropertiesSold" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NumberOfPrivateLabelAvailableForSaleMortgageBackedSecuritiesSold" id="ewbc_NumberOfPrivateLabelAvailableForSaleMortgageBackedSecuritiesSold" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NumberOfQuotedMarketPricesTraditionallyUsedInDeterminingFairValueOfPrivateLabelMortgageBackedSecuritiesAndPooledTrustPreferredSecurities" id="ewbc_NumberOfQuotedMarketPricesTraditionallyUsedInDeterminingFairValueOfPrivateLabelMortgageBackedSecuritiesAndPooledTrustPreferredSecurities" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="NumberOfRepresentativeOffices" id="ewbc_NumberOfRepresentativeOffices" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="NumberOfSecuritiesInContinuousUnrealizedLossPositionForMoreThanTwelveMonths" id="ewbc_NumberOfSecuritiesInContinuousUnrealizedLossPositionForMoreThanTwelveMonths" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="NumberOfSecuritiesIncurringNoncreditRelatedImpairmentLosses" id="ewbc_NumberOfSecuritiesIncurringNoncreditRelatedImpairmentLosses" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NumberOfSegmentWhomBroadAdministrativeSupportProvided" id="ewbc_NumberOfSegmentWhomBroadAdministrativeSupportProvided" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="NumberOfStatutoryBusinessTrusts" id="ewbc_NumberOfStatutoryBusinessTrusts" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="NumberOfStatutoryBusinessTrustsDissolved" id="ewbc_NumberOfStatutoryBusinessTrustsDissolved" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NumberOfStatutoryBusinessTrustsFormedForIssuingDebtToThirdPartyInvestors" id="ewbc_NumberOfStatutoryBusinessTrustsFormedForIssuingDebtToThirdPartyInvestors" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NumberOfSubsidiaries" id="ewbc_NumberOfSubsidiaries" type="xbrli:integerItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NumberOfTroubledDebtRestructuringContractsThatSubsequentlyDefaulted" id="ewbc_NumberOfTroubledDebtRestructuringContractsThatSubsequentlyDefaulted" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="NumberOfTrustPreferredSecuritiesIncludedInLevel3AvailableForSaleSecurities" id="ewbc_NumberOfTrustPreferredSecuritiesIncludedInLevel3AvailableForSaleSecurities" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="NumberOfUnitsForWhichBothFixedAndAdjustableRateFirstMortgageLoansSecured" id="ewbc_NumberOfUnitsForWhichBothFixedAndAdjustableRateFirstMortgageLoansSecured" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="NumberOfWhollyOwnedStatutoryBusinessTrusts" id="ewbc_NumberOfWhollyOwnedStatutoryBusinessTrusts" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="OffsettingAssetsAndLiabilitiesLineItems" id="ewbc_OffsettingAssetsAndLiabilitiesLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="OffsettingAssetsAndLiabilitiesTable" id="ewbc_OffsettingAssetsAndLiabilitiesTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="OffsettingAssetsAndLiabilitiesTableTextBlock" id="ewbc_OffsettingAssetsAndLiabilitiesTableTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="OperatingLossCarryforwardPeriod" id="ewbc_OperatingLossCarryforwardPeriod" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="OperatingLossCarryforwardsFromAcquisition" id="ewbc_OperatingLossCarryforwardsFromAcquisition" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="OtherAssetInvestmentsChangeInNetUnrealizedHoldingGainLossBeforeTax" id="ewbc_OtherAssetInvestmentsChangeInNetUnrealizedHoldingGainLossBeforeTax" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="OtherAssetInvestmentsChangeInNetUnrealizedHoldingGainLossNetOfTax" id="ewbc_OtherAssetInvestmentsChangeInNetUnrealizedHoldingGainLossNetOfTax" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="OtherAssetInvestmentsChangeInNetUnrealizedHoldingGainLossTax" id="ewbc_OtherAssetInvestmentsChangeInNetUnrealizedHoldingGainLossTax" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="OtherBorrowingsInterestExpense" id="ewbc_OtherBorrowingsInterestExpense" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="OtherComprehensiveIncomeLossReclassificationAdjustmentForOtherAssetInvestmentsIncludedInNetIncomeBeforeTax" id="ewbc_OtherComprehensiveIncomeLossReclassificationAdjustmentForOtherAssetInvestmentsIncludedInNetIncomeBeforeTax" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="OtherComprehensiveIncomeLossReclassificationAdjustmentForOtherAssetInvestmentsIncludedInNetIncomeNetOfTax" id="ewbc_OtherComprehensiveIncomeLossReclassificationAdjustmentForOtherAssetInvestmentsIncludedInNetIncomeNetOfTax" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="OtherComprehensiveIncomeLossReclassificationAdjustmentForOtherAssetInvestmentsIncludedInNetIncomeTax" id="ewbc_OtherComprehensiveIncomeLossReclassificationAdjustmentForOtherAssetInvestmentsIncludedInNetIncomeTax" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="OtherInvestmentsChangeInNetUnrealizedHoldingGainLossNetOfTax" id="ewbc_OtherInvestmentsChangeInNetUnrealizedHoldingGainLossNetOfTax" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="OtherRealEstateCoveredAbstract" id="ewbc_OtherRealEstateCoveredAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="OtherRealEstateOwnedCoveredNet" id="ewbc_OtherRealEstateOwnedCoveredNet" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="OtherRealEstateOwnedCoveredReductionsDueToAdjustments" id="ewbc_OtherRealEstateOwnedCoveredReductionsDueToAdjustments" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="OtherRealEstateOwnedNet" id="ewbc_OtherRealEstateOwnedNet" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="OtherRealEstateOwnedNoncoveredAbstract" id="ewbc_OtherRealEstateOwnedNoncoveredAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="OtherRealEstateOwnedNoncoveredTextBlock" id="ewbc_OtherRealEstateOwnedNoncoveredTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="OtherSecuritiesMember" id="ewbc_OtherSecuritiesMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="OtherThanRealEstateLoansMember" id="ewbc_OtherThanRealEstateLoansMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecuritiesTrustPreferredSecurities" id="ewbc_OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecuritiesTrustPreferredSecurities" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="OtherThanTemporaryImpairmentLossesInvestmentsOther" id="ewbc_OtherThanTemporaryImpairmentLossesInvestmentsOther" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="OtherThanTemporaryImpairmentNoncreditLossesRecognizedInEarningsNoncreditLossesOnDebtSecuritiesHeld" id="ewbc_OtherThanTemporaryImpairmentNoncreditLossesRecognizedInEarningsNoncreditLossesOnDebtSecuritiesHeld" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="OutsideDirectorMember" id="ewbc_OutsideDirectorMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="PaymentForAbstract" id="ewbc_PaymentForAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="PaymentsToAcquireInvestmentsInAffordableHousingPartnershipsAndOtherInvestments" id="ewbc_PaymentsToAcquireInvestmentsInAffordableHousingPartnershipsAndOtherInvestments" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="PercentageIncreaseDecreaseInNonCoveredLoansGradedSubstandardAndDoubtful" id="ewbc_PercentageIncreaseDecreaseInNonCoveredLoansGradedSubstandardAndDoubtful" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="PercentageLimitOfRecourseOnMultiFamilyLoans" id="ewbc_PercentageLimitOfRecourseOnMultiFamilyLoans" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="PercentageObligationToReimburseFdicForEligibleRecoveriesRelatedToCoveredAssets" id="ewbc_PercentageObligationToReimburseFdicForEligibleRecoveriesRelatedToCoveredAssets" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="PercentageOfActualExpensePaid" id="ewbc_PercentageOfActualExpensePaid" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="PercentageOfAllowanceForLoanLossesAllocatedToCoveredLoans" id="ewbc_PercentageOfAllowanceForLoanLossesAllocatedToCoveredLoans" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="PercentageOfAnyReimbursableExpenseRecordedAsInterestIncome" id="ewbc_PercentageOfAnyReimbursableExpenseRecordedAsInterestIncome" type="num:percentItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="PercentageOfAnyReimbursableExpenseRecordedAsNoninterestIncome" id="ewbc_PercentageOfAnyReimbursableExpenseRecordedAsNoninterestIncome" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="PercentageOfAssetDiscount" id="ewbc_PercentageOfAssetDiscount" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="PercentageOfCompanysLiabilityForLossesUnderSharedLossAgreements" id="ewbc_PercentageOfCompanysLiabilityForLossesUnderSharedLossAgreements" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="PercentageOfCumulativeSharedLossPayments" id="ewbc_PercentageOfCumulativeSharedLossPayments" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="PercentageOfEligibleLossesForWhichFdicIsObligatedToReimburse" id="ewbc_PercentageOfEligibleLossesForWhichFdicIsObligatedToReimburse" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="PercentageOfEligibleLossesInExcessOfCertainAmountForWhichFdicIsObligatedToReimburse" id="ewbc_PercentageOfEligibleLossesInExcessOfCertainAmountForWhichFdicIsObligatedToReimburse" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="PercentageOfExcess" id="ewbc_PercentageOfExcess" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="PercentageOfFdicInRecoveriesReceived" id="ewbc_PercentageOfFdicInRecoveriesReceived" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="PercentageOfIntrinsicLossEstimate" id="ewbc_PercentageOfIntrinsicLossEstimate" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="PercentageOfLoanRelatedAndOreoExpensesRecordedAsNonInterestExpense" id="ewbc_PercentageOfLoanRelatedAndOreoExpensesRecordedAsNonInterestExpense" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="PercentageOfLoansHeldForSaleThatWereOriginallyClassifiedAsStudentLoans" id="ewbc_PercentageOfLoansHeldForSaleThatWereOriginallyClassifiedAsStudentLoans" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="PercentageOfLoansOriginatedByAcquireeCoveredBySharedLossAgreements" id="ewbc_PercentageOfLoansOriginatedByAcquireeCoveredBySharedLossAgreements" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="PercentageOfLossRecoveriesSharedByFDICUnderSharedLossAgreements" id="ewbc_PercentageOfLossRecoveriesSharedByFDICUnderSharedLossAgreements" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="PercentageOfLossRecoveriesSharedByFDICUnderSharedLossAgreementsExceedingThresholdAmount" id="ewbc_PercentageOfLossRecoveriesSharedByFDICUnderSharedLossAgreementsExceedingThresholdAmount" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="PercentageOfLossesAbsorbedByFDICUnderSharedLossAgreementsExceedingThresholdAmount" id="ewbc_PercentageOfLossesAbsorbedByFDICUnderSharedLossAgreementsExceedingThresholdAmount" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="PercentageOfPurchasedLoansClassifiedAsOtherLoans" id="ewbc_PercentageOfPurchasedLoansClassifiedAsOtherLoans" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="PercentageOfPurchasedLoansClassifiedAsPremiumFinancingLoans" id="ewbc_PercentageOfPurchasedLoansClassifiedAsPremiumFinancingLoans" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="PercentageOfPurchasedLoansClassifiedAsStudentLoans" id="ewbc_PercentageOfPurchasedLoansClassifiedAsStudentLoans" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="PercentageOfTotalAmortizedCostBasisOfTheseSecurities" id="ewbc_PercentageOfTotalAmortizedCostBasisOfTheseSecurities" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="PercentageOfTotalAvailableForSaleSecuritiesRepresentedByLevel3AvailableForSaleSecurities" id="ewbc_PercentageOfTotalAvailableForSaleSecuritiesRepresentedByLevel3AvailableForSaleSecurities" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="PerformanceBasedRestrictedStockMember" id="ewbc_PerformanceBasedRestrictedStockMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="PeriodBeforeWhichAcquisitionWasMade" id="ewbc_PeriodBeforeWhichAcquisitionWasMade" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="PeriodOfAccruedInterestOnLoansCoveredByFDICUnderSharedLossAgreements" id="ewbc_PeriodOfAccruedInterestOnLoansCoveredByFDICUnderSharedLossAgreements" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="PledgedAssetsCollateralDerivativeFairValue" id="ewbc_PledgedAssetsCollateralDerivativeFairValue" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="PortionOfAllowanceForUnfundedLoanCommitmentsOffBalanceSheetCreditExposuresAndRecourseProvisionsRelatedToOffBalanceSheetLoansSoldAndSecuritized" id="ewbc_PortionOfAllowanceForUnfundedLoanCommitmentsOffBalanceSheetCreditExposuresAndRecourseProvisionsRelatedToOffBalanceSheetLoansSoldAndSecuritized" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="PreferredStockDividendAndAccretion" id="ewbc_PreferredStockDividendAndAccretion" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="PreferredStockDividendsStockIssuanceDiscount" id="ewbc_PreferredStockDividendsStockIssuanceDiscount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="PreferredStockSavingsInAnnualDividend" id="ewbc_PreferredStockSavingsInAnnualDividend" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="PrepaymentOnASC31030NonaccrualLoanPools" id="ewbc_PrepaymentOnASC31030NonaccrualLoanPools" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="PrepaymentPenaltyForFhlbAdvancesAndOtherBorrowings" id="ewbc_PrepaymentPenaltyForFhlbAdvancesAndOtherBorrowings" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="PrepaymentPenaltyOnModificationOfFederalHomeLoanBankAdvances" id="ewbc_PrepaymentPenaltyOnModificationOfFederalHomeLoanBankAdvances" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="PrincipalAmountOutstandingOnLoansSoldOrSecuritized" id="ewbc_PrincipalAmountOutstandingOnLoansSoldOrSecuritized" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="PrincipalAmountOutstandingOnMultiFamilyLoansWithLimitedRecourseSoldOrSecuritized" id="ewbc_PrincipalAmountOutstandingOnMultiFamilyLoansWithLimitedRecourseSoldOrSecuritized" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="PrincipalAmountOutstandingOnSingleFamilyLoansWithFullRecourseSoldOrSecuritized" id="ewbc_PrincipalAmountOutstandingOnSingleFamilyLoansWithFullRecourseSoldOrSecuritized" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="PrinciplesOfConsolidationAbstract" id="ewbc_PrinciplesOfConsolidationAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ProceedsFromAbstract" id="ewbc_ProceedsFromAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ProceedsFromIssuanceOfPreferredStockNetAndCommonStockWarrants" id="ewbc_ProceedsFromIssuanceOfPreferredStockNetAndCommonStockWarrants" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="ProceedsFromPaydownMaturitiesAndTerminationOfSecuritiesPurchasedUnderResaleAgreements" id="ewbc_ProceedsFromPaydownMaturitiesAndTerminationOfSecuritiesPurchasedUnderResaleAgreements" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="ProceedsFromSaleOfAbstract" id="ewbc_ProceedsFromSaleOfAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ProceedsFromSaleOfInvestmentsInAffordableHousingPartnerships" id="ewbc_ProceedsFromSaleOfInvestmentsInAffordableHousingPartnerships" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="ProceedsFromSaleOfInvestmentsInAffordableHousingPartnershipsAndOtherInvestments" id="ewbc_ProceedsFromSaleOfInvestmentsInAffordableHousingPartnershipsAndOtherInvestments" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="ProceedsFromSaleOfNonCoveredOtherRealEstateOwned" id="ewbc_ProceedsFromSaleOfNonCoveredOtherRealEstateOwned" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="ProceedsFromSalesOfLoansOriginatedAsLoansHeldForSale" id="ewbc_ProceedsFromSalesOfLoansOriginatedAsLoansHeldForSale" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="ProvisionForLoanAndLeaseLossesNet" id="ewbc_ProvisionForLoanAndLeaseLossesNet" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="ProvisionForLoanLeaseAndOtherLossesCovered" id="ewbc_ProvisionForLoanLeaseAndOtherLossesCovered" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="ProvisionForLoanLeaseAndOtherLossesNoncovered" id="ewbc_ProvisionForLoanLeaseAndOtherLossesNoncovered" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="PurchaseOfATMMachinesMember" id="ewbc_PurchaseOfATMMachinesMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="PurchasesOfAbstract" id="ewbc_PurchasesOfAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="RangesOfUsefulLivesForPremisesAndEquipmentTableTextBlock" id="ewbc_RangesOfUsefulLivesForPremisesAndEquipmentTableTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="RatioOfMortgageLoansWithInterestOnlyFeaturesToTotalMortgageLoansWithinTheSamePortfolio" id="ewbc_RatioOfMortgageLoansWithInterestOnlyFeaturesToTotalMortgageLoansWithinTheSamePortfolio" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="RatioOfMortgageLoansWithVariablePaymentOptionFeaturesToTotalMortgageLoansWithinTheSamePortfolio" id="ewbc_RatioOfMortgageLoansWithVariablePaymentOptionFeaturesToTotalMortgageLoansWithinTheSamePortfolio" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="RealEstateLoansMember" id="ewbc_RealEstateLoansMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="RealEstateOwnedMaximumForeclosurePeriodWithinWhichSaleIsRecognizedAtFairValue" id="ewbc_RealEstateOwnedMaximumForeclosurePeriodWithinWhichSaleIsRecognizedAtFairValue" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ReceiveFixedPayVariableInterestRateSwapOneMember" id="ewbc_ReceiveFixedPayVariableInterestRateSwapOneMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ReceiveFixedPayVariableInterestRateSwapTwoMember" id="ewbc_ReceiveFixedPayVariableInterestRateSwapTwoMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ReceiveFixedPayVariableInterestRateSwapsMember" id="ewbc_ReceiveFixedPayVariableInterestRateSwapsMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ReceiveFixedPayVariableInterestRateSwapsSteepenersMember" id="ewbc_ReceiveFixedPayVariableInterestRateSwapsSteepenersMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ReconciliationOfAssetsAndLiabilitiesMeasuredAtFairValueUsingSignificantUnobservableInputsTableTextBlock" id="ewbc_ReconciliationOfAssetsAndLiabilitiesMeasuredAtFairValueUsingSignificantUnobservableInputsTableTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="RecordedInvestmentInTotalLoansReceivableRelatedToEachBalanceInAllowanceForLoanLossesAbstract" id="ewbc_RecordedInvestmentInTotalLoansReceivableRelatedToEachBalanceInAllowanceForLoanLossesAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="RecoveriesFromSaleOfNonCoveredOtherRealEstateOwned" id="ewbc_RecoveriesFromSaleOfNonCoveredOtherRealEstateOwned" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="Reductions" id="ewbc_Reductions" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="RegulatoryCapitalRequirementsUnderBankingRegulationsDisclosureAbstract" id="ewbc_RegulatoryCapitalRequirementsUnderBankingRegulationsDisclosureAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="RegulatoryRequirementsAdditionalDisclosureAbstract" id="ewbc_RegulatoryRequirementsAdditionalDisclosureAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ResaleAgreementMaximumTermToBeClassifiedAsCashAndCashEquivalents" id="ewbc_ResaleAgreementMaximumTermToBeClassifiedAsCashAndCashEquivalents" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ResaleAgreementMinimumTermToBeSeparatelyCategorized" id="ewbc_ResaleAgreementMinimumTermToBeSeparatelyCategorized" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ResaleAgreementTermLowEndOfRange" id="ewbc_ResaleAgreementTermLowEndOfRange" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ReserveRequirementAbstract" id="ewbc_ReserveRequirementAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ResidentialMortgageBackedSecuritiesIssuedByUsGovernmentAgenciesAndGovernmentSponsoredEnterpriseMember" id="ewbc_ResidentialMortgageBackedSecuritiesIssuedByUsGovernmentAgenciesAndGovernmentSponsoredEnterpriseMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ResidentialMultifamilyMember" id="ewbc_ResidentialMultifamilyMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ResidentialSingleFamilyMember" id="ewbc_ResidentialSingleFamilyMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="RestrictedStockAwardsMember" id="ewbc_RestrictedStockAwardsMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="RestructuredLoansAbstract" id="ewbc_RestructuredLoansAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="RetailBankingMember" id="ewbc_RetailBankingMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="RetailLandSaleFullAccrualMethodGrossProfitDeferred" id="ewbc_RetailLandSaleFullAccrualMethodGrossProfitDeferred" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="RetailLandSaleFullAccrualMethodTotalCostOfSale" id="ewbc_RetailLandSaleFullAccrualMethodTotalCostOfSale" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="RetailandSalesFullAccrualMethodSaleValue" id="ewbc_RetailandSalesFullAccrualMethodSaleValue" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="SaleOfBranchMember" id="ewbc_SaleOfBranchMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="SaleOfBuildingMember" id="ewbc_SaleOfBuildingMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ScheduleOfCondensedConsolidatingBalanceSheetsTableTextBlock" id="ewbc_ScheduleOfCondensedConsolidatingBalanceSheetsTableTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ScheduleOfCondensedConsolidatingStatementsOfCashFlowsTableTextBlock" id="ewbc_ScheduleOfCondensedConsolidatingStatementsOfCashFlowsTableTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ScheduleOfCondensedConsolidatingStatementsOfIncomeTableTextBlock" id="ewbc_ScheduleOfCondensedConsolidatingStatementsOfIncomeTableTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ScheduleOfCoveredAssetsLineItems" id="ewbc_ScheduleOfCoveredAssetsLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ScheduleOfCoveredAssetsTable" id="ewbc_ScheduleOfCoveredAssetsTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ScheduleOfCustomerDepositAccountBalancesTableTextBlock" id="ewbc_ScheduleOfCustomerDepositAccountBalancesTableTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ScheduleOfDeferredTaxAssetsAndLiabilitiesTable" id="ewbc_ScheduleOfDeferredTaxAssetsAndLiabilitiesTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ScheduleOfInterestExpenseOnCustomerDepositsTableTextBlock" id="ewbc_ScheduleOfInterestExpenseOnCustomerDepositsTableTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ScheduleOfJuniorSubordinatedDebtTableTextBlock" id="ewbc_ScheduleOfJuniorSubordinatedDebtTableTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ScheduleOfLoansAndLeasesReceivableAllowanceForCreditLossesTable" id="ewbc_ScheduleOfLoansAndLeasesReceivableAllowanceForCreditLossesTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ScheduleOfLoansReceivableExcludingCoveredLoansTableTextBlock" id="ewbc_ScheduleOfLoansReceivableExcludingCoveredLoansTableTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ScheduleOfMaturitiesOfFederalHomeLoanBankAdvancesTableTextBlock" id="ewbc_ScheduleOfMaturitiesOfFederalHomeLoanBankAdvancesTableTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ScheduleOfMaturitiesOfTimeDepositsTableTextBlock" id="ewbc_ScheduleOfMaturitiesOfTimeDepositsTableTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ScheduleOfMortgageServicingAssetsExpectedAmortizationExpenseTableTextBlock" id="ewbc_ScheduleOfMortgageServicingAssetsExpectedAmortizationExpenseTableTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ScheduleOfNonCoveredLoansReceivableLineItems" id="ewbc_ScheduleOfNonCoveredLoansReceivableLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ScheduleOfNonCoveredLoansReceivableTable" id="ewbc_ScheduleOfNonCoveredLoansReceivableTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ScheduleOfNonCoveredOtherRealEstateOwnedLineItems" id="ewbc_ScheduleOfNonCoveredOtherRealEstateOwnedLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ScheduleOfNonCoveredOtherRealEstateOwnedTable" id="ewbc_ScheduleOfNonCoveredOtherRealEstateOwnedTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ScheduleOfNoncoveredLoansPastDueAndLoansHeldForSaleLineItems" id="ewbc_ScheduleOfNoncoveredLoansPastDueAndLoansHeldForSaleLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ScheduleOfNoncoveredLoansPastDueAndLoansHeldForSaleTable" id="ewbc_ScheduleOfNoncoveredLoansPastDueAndLoansHeldForSaleTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ScheduleOfNonvestedStockOptionActivityTableTextBlock" id="ewbc_ScheduleOfNonvestedStockOptionActivityTableTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ScheduleOfShortTermInvestmentsTableTextBlock" id="ewbc_ScheduleOfShortTermInvestmentsTableTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ScheduleOfTaxCreditPartnershipsAndNotesPayableTableTextBlock" id="ewbc_ScheduleOfTaxCreditPartnershipsAndNotesPayableTableTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="SecuritiesPurchasedUnderAgreementsToResellDisclosureTextBlock" id="ewbc_SecuritiesPurchasedUnderAgreementsToResellDisclosureTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="SecuritiesPurchasedUnderAgreementsToResellGrossAmountsNotOffsetAbstract" id="ewbc_SecuritiesPurchasedUnderAgreementsToResellGrossAmountsNotOffsetAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="SecuritiesPurchasedUnderAgreementsToResellNet" id="ewbc_SecuritiesPurchasedUnderAgreementsToResellNet" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="SecuritiesPurchasedUnderAgreementsToResellNoncurrent" id="ewbc_SecuritiesPurchasedUnderAgreementsToResellNoncurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="SecuritiesPurchasedUnderResaleAgreementsDisclosureAbstract" id="ewbc_SecuritiesPurchasedUnderResaleAgreementsDisclosureAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="SecuritiesPurchasedUnderResaleAgreementsFairValueDisclosure" id="ewbc_SecuritiesPurchasedUnderResaleAgreementsFairValueDisclosure" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="SecuritiesSoldUnderAgreementsToRepurchaseGrossAmountsNotOffsetAbstract" id="ewbc_SecuritiesSoldUnderAgreementsToRepurchaseGrossAmountsNotOffsetAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="SecuritiesSoldUnderRepurchaseAgreementsOtherDisclosuresAbstract" id="ewbc_SecuritiesSoldUnderRepurchaseAgreementsOtherDisclosuresAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="SensitivityAnalysisOfFairValueOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrLiabilitiesAbstract" id="ewbc_SensitivityAnalysisOfFairValueOfInterestsContinuedToBeHeldByTransferorServicingAssetsOrLiabilitiesAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="SeriesAAndSeriesBPreferredStockMember" id="ewbc_SeriesAAndSeriesBPreferredStockMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ServicingAssetAtAmortizedValueBeforeValuationAllowance" id="ewbc_ServicingAssetAtAmortizedValueBeforeValuationAllowance" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsUnvestedOptionsForfeitedInPeriodWeightedAverageGrantDateFairValue" id="ewbc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsUnvestedOptionsForfeitedInPeriodWeightedAverageGrantDateFairValue" type="num:perShareItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardExpirationPeriod" id="ewbc_ShareBasedCompensationArrangementByShareBasedPaymentAwardExpirationPeriod" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumValuePurchaseLimitationPerEmployee" id="ewbc_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumValuePurchaseLimitationPerEmployee" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedInPeriod" id="ewbc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedInPeriod" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedInPeriodTotalFairValue" id="ewbc_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedInPeriodTotalFairValue" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsNonvestedRollForward" id="ewbc_ShareBasedCompensationArrangementByShareBasedPaymentAwardStockOptionsNonvestedRollForward" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardUnvestedOptionsForfeituresInPeriod" id="ewbc_ShareBasedCompensationArrangementByShareBasedPaymentAwardUnvestedOptionsForfeituresInPeriod" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardUnvestedOptionsOutstandingNumber" id="ewbc_ShareBasedCompensationArrangementByShareBasedPaymentAwardUnvestedOptionsOutstandingNumber" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardUnvestedOptionsVestedInPeriodWeightedAverageGrantDateFairValue" id="ewbc_ShareBasedCompensationArrangementByShareBasedPaymentAwardUnvestedOptionsVestedInPeriodWeightedAverageGrantDateFairValue" type="num:perShareItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardUnvestedOptionsWeightedAverageGrantDateFairValue" id="ewbc_ShareBasedCompensationArrangementByShareBasedPaymentAwardUnvestedOptionsWeightedAverageGrantDateFairValue" type="num:perShareItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOptionsExercisableAbstract" id="ewbc_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOptionsExercisableAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsAbstract" id="ewbc_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="SharedLossAgreementsPeriod" id="ewbc_SharedLossAgreementsPeriod" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ShortTermDebtMaturityPeriod" id="ewbc_ShortTermDebtMaturityPeriod" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ShortTermForeignExchangeAssetFairValueDisclosure" id="ewbc_ShortTermForeignExchangeAssetFairValueDisclosure" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="ShortTermForeignExchangeMember" id="ewbc_ShortTermForeignExchangeMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="ShortTermInvestmentsAsPresentedInStatementsOfIncome" id="ewbc_ShortTermInvestmentsAsPresentedInStatementsOfIncome" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="ShortTermInvestmentsAverageOutstandingAmount" id="ewbc_ShortTermInvestmentsAverageOutstandingAmount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="ShortTermInvestmentsFairValueDisclosure" id="ewbc_ShortTermInvestmentsFairValueDisclosure" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="ShortTermInvestmentsMaximumMonthEndOutstandingAmount" id="ewbc_ShortTermInvestmentsMaximumMonthEndOutstandingAmount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="ShortTermInvestmentsWeightedAverageInterestRate" id="ewbc_ShortTermInvestmentsWeightedAverageInterestRate" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="SingleFamilyResidentialMortgageLoansMember" id="ewbc_SingleFamilyResidentialMortgageLoansMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="SpecificCoveredLoansOutsideOfTheScopeOfASC31030Member" id="ewbc_SpecificCoveredLoansOutsideOfTheScopeOfASC31030Member" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="StatesAndProvincesAxis" id="ewbc_StatesAndProvincesAxis" type="xbrli:stringItemType" substitutionGroup="xbrldt:dimensionItem" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="StockIssuedDuringPeriodSharesDirectorRetainerFee" id="ewbc_StockIssuedDuringPeriodSharesDirectorRetainerFee" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="StockIssuedDuringPeriodValueDirectorRetainerFee" id="ewbc_StockIssuedDuringPeriodValueDirectorRetainerFee" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="StockPurchasePlanAbstract" id="ewbc_StockPurchasePlanAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="StockholdersEquityAndEPSNoteDisclosureTextBlock" id="ewbc_StockholdersEquityAndEPSNoteDisclosureTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="StockholdersEquityNoteAndEarningsPerShareDisclosureAbstract" id="ewbc_StockholdersEquityNoteAndEarningsPerShareDisclosureAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="StockholdersEquityNoteAndEarningsPerShareDisclosureTextBlock" id="ewbc_StockholdersEquityNoteAndEarningsPerShareDisclosureTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="StudentLoansMember" id="ewbc_StudentLoansMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="SummaryOfInterestIncomeForegoneOnNonaccrualLoansTableTextBlock" id="ewbc_SummaryOfInterestIncomeForegoneOnNonaccrualLoansTableTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="TaxCreditPartnershipsAmountAbstract" id="ewbc_TaxCreditPartnershipsAmountAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="TaxCreditPartnershipsCountAbstract" id="ewbc_TaxCreditPartnershipsCountAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="TaxExemptBonds" id="ewbc_TaxExemptBonds" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="TaxExpenseOnSaleOfAvailableForSaleInvestmentSecurities" id="ewbc_TaxExpenseOnSaleOfAvailableForSaleInvestmentSecurities" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="TermOfContract" id="ewbc_TermOfContract" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="TermOfLoanSharedLossAgreement" id="ewbc_TermOfLoanSharedLossAgreement" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="TermOfLossRecoveryProvisionsForLoans" id="ewbc_TermOfLossRecoveryProvisionsForLoans" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="TermOfMaturityThatSecuritiesPurchasedUnderResaleAgreementsMustExceedToBeIncludedInCertainFairValueCalculations" id="ewbc_TermOfMaturityThatSecuritiesPurchasedUnderResaleAgreementsMustExceedToBeIncludedInCertainFairValueCalculations" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="TimeBasedRestrictedStockMember" id="ewbc_TimeBasedRestrictedStockMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="TimeDeposits100000OrMoreMaturitiesAfterYearFive" id="ewbc_TimeDeposits100000OrMoreMaturitiesAfterYearFive" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="TimeDeposits100000OrMoreMaturitiesYearFive" id="ewbc_TimeDeposits100000OrMoreMaturitiesYearFive" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="TimeDeposits100000OrMoreMaturitiesYearFour" id="ewbc_TimeDeposits100000OrMoreMaturitiesYearFour" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="TimeDeposits100000OrMoreMaturitiesYearOne" id="ewbc_TimeDeposits100000OrMoreMaturitiesYearOne" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="TimeDeposits100000OrMoreMaturitiesYearThree" id="ewbc_TimeDeposits100000OrMoreMaturitiesYearThree" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="TimeDeposits100000OrMoreMaturitiesYearTwo" id="ewbc_TimeDeposits100000OrMoreMaturitiesYearTwo" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="TimeDepositsFairValueDisclosure" id="ewbc_TimeDepositsFairValueDisclosure" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="TimeDepositsLessThan100000MaturitiesAfterYearFive" id="ewbc_TimeDepositsLessThan100000MaturitiesAfterYearFive" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="TimeDepositsLessThan100000MaturitiesYearFive" id="ewbc_TimeDepositsLessThan100000MaturitiesYearFive" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="TimeDepositsLessThan100000MaturitiesYearFour" id="ewbc_TimeDepositsLessThan100000MaturitiesYearFour" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="TimeDepositsLessThan100000MaturitiesYearOne" id="ewbc_TimeDepositsLessThan100000MaturitiesYearOne" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="TimeDepositsLessThan100000MaturitiesYearThree" id="ewbc_TimeDepositsLessThan100000MaturitiesYearThree" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="TimeDepositsLessThan100000MaturitiesYearTwo" id="ewbc_TimeDepositsLessThan100000MaturitiesYearTwo" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="TimeDepositsWithinCertificateOfDepositAccountRegistryServiceProgram" id="ewbc_TimeDepositsWithinCertificateOfDepositAccountRegistryServiceProgram" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="TotalCoveredNonperformingAssets" id="ewbc_TotalCoveredNonperformingAssets" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="TotalEligibleLossesSubjectToSharedLossAgreements" id="ewbc_TotalEligibleLossesSubjectToSharedLossAgreements" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="TotalGainsLossesMember" id="ewbc_TotalGainsLossesMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="TotalInvestmentSecuritiesAvailableForSalePortfolio" id="ewbc_TotalInvestmentSecuritiesAvailableForSalePortfolio" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" />
  <xsd:element name="TotalNonperformingLoans" id="ewbc_TotalNonperformingLoans" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="TotalProceedsOfCoveredOreoPropertiesSold" id="ewbc_TotalProceedsOfCoveredOreoPropertiesSold" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="TradeFinanceMember" id="ewbc_TradeFinanceMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="TrustPreferredSecuritiesAsPercentageOfTierICapital" id="ewbc_TrustPreferredSecuritiesAsPercentageOfTierICapital" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="TrustPreferredSecuritiesMember" id="ewbc_TrustPreferredSecuritiesMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="TypesOfModificationsTDRMember" id="ewbc_TypesOfModificationsTDRMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="UnitedCommercialBankMember" id="ewbc_UnitedCommercialBankMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="UnrecognizedTaxBenefitsIncreasesOrDecreasesResultingFromSettlementsWithTaxingAuthorities" id="ewbc_UnrecognizedTaxBenefitsIncreasesOrDecreasesResultingFromSettlementsWithTaxingAuthorities" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="ValuationAdjustmentDueToCounterpartyCreditRisk" id="ewbc_ValuationAdjustmentDueToCounterpartyCreditRisk" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="WashingtonFirstInternationalBankMember" id="ewbc_WashingtonFirstInternationalBankMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="WriteDownsRecordedRelatedToRealEstateAcquiredThroughForeclosure" id="ewbc_WriteDownsRecordedRelatedToRealEstateAcquiredThroughForeclosure" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element name="CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAcquiredDuringPeriodContractuallyRequiredPaymentsReceivableAtAcquisitionPercentage" id="ewbc_CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAcquiredDuringPeriodContractuallyRequiredPaymentsReceivableAtAcquisitionPercentage" type="num:percentItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="BusinessCombinationPercentageOfConsiderationTransferredInStock" id="ewbc_BusinessCombinationPercentageOfConsiderationTransferredInStock" type="num:percentItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="BusinessCombinationPercentageOfConsiderationTransferredInCash" id="ewbc_BusinessCombinationPercentageOfConsiderationTransferredInCash" type="num:percentItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <xsd:element name="BusinessCombinationConsiderationTransferredAmountToAcquireeStockOptionHolders" id="ewbc_BusinessCombinationConsiderationTransferredAmountToAcquireeStockOptionHolders" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedFederalHomeLoanBankStock" id="ewbc_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedFederalHomeLoanBankStock" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLoansReceivable" id="ewbc_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLoansReceivable" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherRealEstateOwned" id="ewbc_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherRealEstateOwned" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedBankOwnedLifeInsurance" id="ewbc_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedBankOwnedLifeInsurance" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherAssets" id="ewbc_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherAssets" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeposits" id="ewbc_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeposits" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedFederalHomeLoanBankAdvances" id="ewbc_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedFederalHomeLoanBankAdvances" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedRepurchaseAgreements" id="ewbc_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedRepurchaseAgreements" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedJuniorSubordinatedDebts" id="ewbc_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedJuniorSubordinatedDebts" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherLiabilities" id="ewbc_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherLiabilities" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element name="CommonStockEquivalentToAssumedObligationOfAcquireeUnexercisedWarrant" id="ewbc_CommonStockEquivalentToAssumedObligationOfAcquireeUnexercisedWarrant" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
</xsd:schema>
