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        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
    </xsd:appinfo>
  </xsd:annotation>
  <xsd:element abstract="true" id="wynn_A5.25SeniorNotesDueMay152027Member" name="A5.25SeniorNotesDueMay152027Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_AdjustedPropertyEbitda" name="AdjustedPropertyEbitda" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="wynn_Advancedroomdepositsandticketsales" name="Advancedroomdepositsandticketsales" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="wynn_AirplanesMember" name="AirplanesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_AmendedCommonTermsAgreementSeniorTermLoanFacilityDueJune2022Member" name="AmendedCommonTermsAgreementSeniorTermLoanFacilityDueJune2022Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_AmortizationOfDeferredFinancingCostsandOther" name="AmortizationOfDeferredFinancingCostsandOther" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="wynn_AmountOfComplementaryTaxExemption" name="AmountOfComplementaryTaxExemption" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="wynn_AmountOfComplementaryTaxExemptionPerShare" name="AmountOfComplementaryTaxExemptionPerShare" nillable="true" substitutionGroup="xbrli:item" type="num:perShareItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_AnnualComplementaryTaxObligation" name="AnnualComplementaryTaxObligation" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="wynn_AnnualFeePaidToBank" name="AnnualFeePaidToBank" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="wynn_AreaOfLandAcquired" name="AreaOfLandAcquired" nillable="true" substitutionGroup="xbrli:item" type="num:areaItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_AruzeUnitedStatesOfAmericaIncMember" name="AruzeUnitedStatesOfAmericaIncMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_BankGuaranteeReimbursementAgreementMember" name="BankGuaranteeReimbursementAgreementMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_BridgeFacilityMember" name="BridgeFacilityMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_BuildingsAndImprovementsMember" name="BuildingsAndImprovementsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_CashInDividendPayable" name="CashInDividendPayable" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_CasinoMember" name="CasinoMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_Casinooutstandingchipsandfrontmoneydeposits" name="Casinooutstandingchipsandfrontmoneydeposits" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="wynn_ChangeInPropertyAndEquipmentIncludedInAccountsAndConstructionPayables" name="ChangeInPropertyAndEquipmentIncludedInAccountsAndConstructionPayables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="wynn_Changeinadvancedroomdepositsandticketsales" name="Changeinadvancedroomdepositsandticketsales" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="wynn_Changeinloyaltyprogramliabilities" name="Changeinloyaltyprogramliabilities" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="wynn_Changeinothergamingrelatedliabilities" name="Changeinothergamingrelatedliabilities" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="wynn_Changeintotalcustomercontractliabilities" name="Changeintotalcustomercontractliabilities" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_CommitmentLetterMember" name="CommitmentLetterMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_CommitmentsAndContingenciesLineItems" name="CommitmentsAndContingenciesLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_CommitmentsAndContingenciesTable" name="CommitmentsAndContingenciesTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_CommunityPayments" name="CommunityPayments" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_CommunitypaymentsassociatedwithEncoreBostonHarborMember" name="CommunitypaymentsassociatedwithEncoreBostonHarborMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_ComplementaryTaxRate" name="ComplementaryTaxRate" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_ConsiderationInEventOfEmployeeAgreementTermination" name="ConsiderationInEventOfEmployeeAgreementTermination" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="wynn_ConsolidatedLeverageRatioMinimumNumerator" name="ConsolidatedLeverageRatioMinimumNumerator" nillable="true" substitutionGroup="xbrli:item" type="xbrli:pureItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_ConstructionPerformanceBondMember" name="ConstructionPerformanceBondMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_CorporateExpensesAndOther" name="CorporateExpensesAndOther" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_DebtCovenantComponentsAxis" name="DebtCovenantComponentsAxis" nillable="true" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_DebtCovenantComponentsDomain" name="DebtCovenantComponentsDomain" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_DebtInstrumentAmountPaidtoExecuteIndenture" name="DebtInstrumentAmountPaidtoExecuteIndenture" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="wynn_DebtInstrumentCovenantPercentageofTotalAssets" name="DebtInstrumentCovenantPercentageofTotalAssets" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="wynn_DebtInstrumentCovenantTermsLeverageRatio" name="DebtInstrumentCovenantTermsLeverageRatio" nillable="true" substitutionGroup="xbrli:item" type="xbrli:pureItemType" xbrli:periodType="instant" />
  <xsd:element id="wynn_DebtInstrumentCovenantTermsMandatoryPrepaymentsofIndebtednessPercentofExcessCashFlows" name="DebtInstrumentCovenantTermsMandatoryPrepaymentsofIndebtednessPercentofExcessCashFlows" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_DebtInstrumentCovenantTermsMaximumConsolidatedSeniorSecuredNetLeverageRatio" name="DebtInstrumentCovenantTermsMaximumConsolidatedSeniorSecuredNetLeverageRatio" nillable="true" substitutionGroup="xbrli:item" type="xbrli:pureItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_DebtInstrumentCovenantTermsMinimumConsolidatedEBITDA" name="DebtInstrumentCovenantTermsMinimumConsolidatedEBITDA" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="wynn_DebtInstrumentCutOffDateForSpecifiedRedemptionPrice" name="DebtInstrumentCutOffDateForSpecifiedRedemptionPrice" nillable="true" substitutionGroup="xbrli:item" type="xbrli:dateItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_DebtInstrumentFairValueExcludingTheRedemptionNote" name="DebtInstrumentFairValueExcludingTheRedemptionNote" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="wynn_DebtInstrumentFinalPaymentPercentPrincipal" name="DebtInstrumentFinalPaymentPercentPrincipal" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_DebtInstrumentPeriodicPaymentPercentPrincipal" name="DebtInstrumentPeriodicPaymentPercentPrincipal" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_DebtInstrumentPrepaymentPremiumPercentage" name="DebtInstrumentPrepaymentPremiumPercentage" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_DebtInstrumentRedemptionPercentageRedeemableFromCashProceedsFromEquityOfferingsMaximum" name="DebtInstrumentRedemptionPercentageRedeemableFromCashProceedsFromEquityOfferingsMaximum" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_DeferredTaxAssetDisallowedInterestExpenseCarryforwards" name="DeferredTaxAssetDisallowedInterestExpenseCarryforwards" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="wynn_DeferredTaxAssetDisallowedInterestExpenseCarryforwardsNotSubjecttoExpiration" name="DeferredTaxAssetDisallowedInterestExpenseCarryforwardsNotSubjecttoExpiration" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="wynn_DeferredTaxAssetIntangiblesAndRelatedOther" name="DeferredTaxAssetIntangiblesAndRelatedOther" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="wynn_DeferredTaxAssetPreOpeningCostsNonCurrent" name="DeferredTaxAssetPreOpeningCostsNonCurrent" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="wynn_DeferredTaxAssetReceivableInventoriesAccruedLiabilitiesAndOther" name="DeferredTaxAssetReceivableInventoriesAccruedLiabilitiesAndOther" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="wynn_DeferredTaxAssetsAndLiabilitiesLineItems" name="DeferredTaxAssetsAndLiabilitiesLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_DeferredTaxAssetsAndLiabilitiesTable" name="DeferredTaxAssetsAndLiabilitiesTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_DeferredTaxAssetsConstructioninProgress" name="DeferredTaxAssetsConstructioninProgress" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="wynn_DeferredTaxAssetsTaxCreditCarryforwardsExpirations" name="DeferredTaxAssetsTaxCreditCarryforwardsExpirations" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="wynn_DeferredTaxLiabilityRedemptionNoteFairValue" name="DeferredTaxLiabilityRedemptionNoteFairValue" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="wynn_DocumentAndEntityInformationAbstract" name="DocumentAndEntityInformationAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_DomesticAndForeignCorporateBondsMember" name="DomesticAndForeignCorporateBondsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_EffectiveIncomeTaxRateReconciliationGlobalIntangibleLowTaxedIncomePercent" name="EffectiveIncomeTaxRateReconciliationGlobalIntangibleLowTaxedIncomePercent" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_EncoreBostonHarborMember" name="EncoreBostonHarborMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_EntertainmentRetailAndOtherCosts" name="EntertainmentRetailAndOtherCosts" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_EntertainmentRetailAndOtherMember" name="EntertainmentRetailAndOtherMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_EntertainmentRetailAndOtherRevenue" name="EntertainmentRetailAndOtherRevenue" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_EquityRepurchaseProgramMember" name="EquityRepurchaseProgramMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_ExtinguishmentOfDebtAmountPremium" name="ExtinguishmentOfDebtAmountPremium" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="wynn_FairValueAdjustmentforRedemptionNote" name="FairValueAdjustmentforRedemptionNote" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="wynn_FairValueAdjustmentofDebt" name="FairValueAdjustmentofDebt" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="wynn_FiniteLivedIntangibleAssetsAmortizationExpenseFinalYear" name="FiniteLivedIntangibleAssetsAmortizationExpenseFinalYear" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="wynn_FiniteLivedIntangibleAssetsAnnualAmortizationExpenseExcludingFinalYear" name="FiniteLivedIntangibleAssetsAnnualAmortizationExpenseExcludingFinalYear" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="wynn_FiveAndOneOverFourPercentageWynnMacauSeniorNotesDueOctoberFifteenTwoThousandTwentyOneMember" name="FiveAndOneOverFourPercentageWynnMacauSeniorNotesDueOctoberFifteenTwoThousandTwentyOneMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_FiveAndOneOverTwoPercentageWynnMacauLimitedSeniorNotesDueOctoberOneTwoThousandTwentySevenMember" name="FiveAndOneOverTwoPercentageWynnMacauLimitedSeniorNotesDueOctoberOneTwoThousandTwentySevenMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_FiveAndThreeOverEightPercentageWynnLasVegasFirstMortgageNotesDueMarchFifteenTwoThousandTwentyTwoMember" name="FiveAndThreeOverEightPercentageWynnLasVegasFirstMortgageNotesDueMarchFifteenTwoThousandTwentyTwoMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_FiveandOneHalfPercentSeniorNotesDueMarchOneTwentyTwentyFiveMember" name="FiveandOneHalfPercentSeniorNotesDueMarchOneTwentyTwentyFiveMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_FoodAndBeverageMember" name="FoodAndBeverageMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_ForeignTaxCreditMember" name="ForeignTaxCreditMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_FormerBoardofDirectorsChairmanandChiefExecutiveOfficerMember" name="FormerBoardofDirectorsChairmanandChiefExecutiveOfficerMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_FourAndOneOverFourPercentageWynnLasVegasSeniorNotesDueMayThirtyTwoThousandTwentyThreeMember" name="FourAndOneOverFourPercentageWynnLasVegasSeniorNotesDueMayThirtyTwoThousandTwentyThreeMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_FourandSevenOverEightPercentageWynnMacauLimitedSeniorNotesDueOctoberOneTwoThousandTwentyFourMember" name="FourandSevenOverEightPercentageWynnMacauLimitedSeniorNotesDueOctoberOneTwoThousandTwentyFourMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_FunctionalAreaSquareFootage" name="FunctionalAreaSquareFootage" nillable="true" substitutionGroup="xbrli:item" type="num:areaItemType" xbrli:periodType="instant" />
  <xsd:element id="wynn_FunctionalAreaSquareFootageUnderConstruction" name="FunctionalAreaSquareFootageUnderConstruction" nillable="true" substitutionGroup="xbrli:item" type="num:areaItemType" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="wynn_FurnitureFixturesAndEquipmentMember" name="FurnitureFixturesAndEquipmentMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_GamingTaxExpenses" name="GamingTaxExpenses" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="wynn_GamingTaxesPayableCurrent" name="GamingTaxesPayableCurrent" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="wynn_GamingTaxesPolicyTextBlock" name="GamingTaxesPolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_GrossRevenue" name="GrossRevenue" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="wynn_GuaranteedMaximumConstructionPrice" name="GuaranteedMaximumConstructionPrice" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="wynn_GuarantorObligationsCurrentCarryingValueRemainsUnchangedPeriodPostEndofTermofConcessionAgreement" name="GuarantorObligationsCurrentCarryingValueRemainsUnchangedPeriodPostEndofTermofConcessionAgreement" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_IncomeLossFromContinuingOperationsBeforeIncomeTaxesAndMinorityInterest" name="IncomeLossFromContinuingOperationsBeforeIncomeTaxesAndMinorityInterest" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_IncomeTaxesLineItems" name="IncomeTaxesLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_IncomeTaxesPaidfromSaleofOwnershipInterestinSubsidiary" name="IncomeTaxesPaidfromSaleofOwnershipInterestinSubsidiary" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_IncomeTaxesTable" name="IncomeTaxesTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_IncreaseDecreaseInInventoriesPrepaidExpensesAndOtherCurrentAssets" name="IncreaseDecreaseInInventoriesPrepaidExpensesAndOtherCurrentAssets" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="wynn_IncreaseDecreaseinoutstandingchipsandfrontmoneydeposits" name="IncreaseDecreaseinoutstandingchipsandfrontmoneydeposits" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="wynn_InitialTermOfEmploymentAgreement" name="InitialTermOfEmploymentAgreement" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_InpersonCommitteeMeetingMember" name="InpersonCommitteeMeetingMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_IntangibleAssetsLineItems" name="IntangibleAssetsLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_InterestCoverageRatioMinimumNumerator" name="InterestCoverageRatioMinimumNumerator" nillable="true" substitutionGroup="xbrli:item" type="xbrli:pureItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_InterestRateCollarMember" name="InterestRateCollarMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_InterimDividendMember" name="InterimDividendMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_LasVegasOperationsMember" name="LasVegasOperationsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_LeaseholdInterestInLandGross" name="LeaseholdInterestInLandGross" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="wynn_LeaseholdInterestInLandMember" name="LeaseholdInterestInLandMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_LineofCreditFacilityConditionalIncreaseLimit" name="LineofCreditFacilityConditionalIncreaseLimit" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="wynn_LineofCreditFacilityMaximumBorrowingCapacityAmountTerminated" name="LineofCreditFacilityMaximumBorrowingCapacityAmountTerminated" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="wynn_LitigationSettlement_PromissoryNote" name="LitigationSettlement_PromissoryNote" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="wynn_LongTermDebtExcludingRedemptionNote" name="LongTermDebtExcludingRedemptionNote" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="wynn_LossesOnExtinguishmentOfDebt" name="LossesOnExtinguishmentOfDebt" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="wynn_Loyaltyprograms" name="Loyaltyprograms" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="wynn_MacauGamingConcessionMember" name="MacauGamingConcessionMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_MacauOperationsMember" name="MacauOperationsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_MandatoryPrepaymentsofIndebtednessEqualto50PercentofExcessCashFlowAfterOpeningofEncoreBostonHarborMember" name="MandatoryPrepaymentsofIndebtednessEqualto50PercentofExcessCashFlowAfterOpeningofEncoreBostonHarborMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_MandatoryPrepaymentsofIndebtednessEqualto50PercentofExcessCashFlowMember" name="MandatoryPrepaymentsofIndebtednessEqualto50PercentofExcessCashFlowMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_MandatoryPrepaymentsofIndebtednessEqualto50PercentofExcessCashFlowPriortoOpeningofEncoreBostonHarborMember" name="MandatoryPrepaymentsofIndebtednessEqualto50PercentofExcessCashFlowPriortoOpeningofEncoreBostonHarborMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_Marginowedforcashcollateral" name="Marginowedforcashcollateral" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="wynn_MassachusettsGamingLicenseMember" name="MassachusettsGamingLicenseMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_NevadaGamingControlBoardFineMember" name="NevadaGamingControlBoardFineMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_NightclubsMember" name="NightclubsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_NoMandatoryPrepaymentsofIndebtednessinRespectofExcessCashFlowsMember" name="NoMandatoryPrepaymentsofIndebtednessinRespectofExcessCashFlowsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_Notereceivableacquiredfromsaleofownershipinterestinsubsidiary" name="Notereceivableacquiredfromsaleofownershipinterestinsubsidiary" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="wynn_NumberOfFacilities" name="NumberOfFacilities" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_NumberOfFoodAndBeverageOutlets" name="NumberOfFoodAndBeverageOutlets" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_NumberOfHotelTowers" name="NumberOfHotelTowers" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_NumberOfPercentagePointsUsedToDetermineDiscountOnHomePurchase" name="NumberOfPercentagePointsUsedToDetermineDiscountOnHomePurchase" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="wynn_NumberOfRoomsInHotel" name="NumberOfRoomsInHotel" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_NumberOfShowrooms" name="NumberOfShowrooms" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="wynn_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems" name="OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTable" name="OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_OtherDeferredTaxAssetMember" name="OtherDeferredTaxAssetMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_OtherMacauMember" name="OtherMacauMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_OtherOperatingCostsAndExpensesAbstract" name="OtherOperatingCostsAndExpensesAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_Othergamingrelatedliabilities" name="Othergamingrelatedliabilities" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="wynn_OwnershipPercentage" name="OwnershipPercentage" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="wynn_PaymentDefaultClassificationPeriodForInterestPayment" name="PaymentDefaultClassificationPeriodForInterestPayment" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_PaymentsForIntangibleAssetsAndOtherAssets" name="PaymentsForIntangibleAssetsAndOtherAssets" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="wynn_PercentTaxCreditOnForeignIncome" name="PercentTaxCreditOnForeignIncome" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_PercentageOfAnnualExcessCashFlowsToBeRepaidUnderNewCreditFacility" name="PercentageOfAnnualExcessCashFlowsToBeRepaidUnderNewCreditFacility" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_PercentageOfCreditMarkersDueFromCustomersResidingOutsideOfUnitedStates" name="PercentageOfCreditMarkersDueFromCustomersResidingOutsideOfUnitedStates" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="wynn_PercentageOfPrincipalRepaymentOnEventOfChangeOfControl" name="PercentageOfPrincipalRepaymentOnEventOfChangeOfControl" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="wynn_PerformanceBond" name="PerformanceBond" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="wynn_PreOpenCostsMember" name="PreOpenCostsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_ProjectAbandonmentCosts" name="ProjectAbandonmentCosts" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="wynn_PropertyChargesandOther" name="PropertyChargesandOther" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_PropertyChargesandOtherMember" name="PropertyChargesandOtherMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_PropertyPlantandEquipmentDisposalsNumberofUnitsDisposed" name="PropertyPlantandEquipmentDisposalsNumberofUnitsDisposed" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_PublicStockOfferingMember" name="PublicStockOfferingMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_PurchaseAndRenovationCostsForHomePurchasedForEmployee" name="PurchaseAndRenovationCostsForHomePurchasedForEmployee" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="wynn_RecognizedForeignTaxCreditTaxBenefitNetOfValuationAllowance" name="RecognizedForeignTaxCreditTaxBenefitNetOfValuationAllowance" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_RecognizedTaxBenefitAxis" name="RecognizedTaxBenefitAxis" nillable="true" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_RecognizedTaxBenefitDomain" name="RecognizedTaxBenefitDomain" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_RedemptionNotesettlementcreditriskadjustment" name="RedemptionNotesettlementcreditriskadjustment" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="wynn_RedemptionPricePromissoryNotePolicyPolicyTextBlock" name="RedemptionPricePromissoryNotePolicyPolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_RedemptionPricePromissoryNoteWithFormerStockholderAndRelatedPartyDueFebruaryEighteenTwoThousandTwentyTwoMember" name="RedemptionPricePromissoryNoteWithFormerStockholderAndRelatedPartyDueFebruaryEighteenTwoThousandTwentyTwoMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_RegistrationRightsAgreementMember" name="RegistrationRightsAgreementMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_RelatedPartyTransactionMaximumSharesofCommonStockPermittedtoSell" name="RelatedPartyTransactionMaximumSharesofCommonStockPermittedtoSell" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_Releasedaccruedinterestheldinescrow" name="Releasedaccruedinterestheldinescrow" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="wynn_RestrictedCashFairValueDisclosure" name="RestrictedCashFairValueDisclosure" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="wynn_RetailJointVentureMember" name="RetailJointVentureMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_RetailLeasesAndOtherMember" name="RetailLeasesAndOtherMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_RetailMember" name="RetailMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_RetailTermLoanAgreementMember" name="RetailTermLoanAgreementMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_RevenueRecognitionTextBlock" name="RevenueRecognitionTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_RoomsMember" name="RoomsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_SaleofStockOfferingExpenses" name="SaleofStockOfferingExpenses" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="wynn_SaleofStockUnderwritingDiscounts" name="SaleofStockUnderwritingDiscounts" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="wynn_Saleofownershipinterestinasubsidiarynetofincometaxexpense" name="Saleofownershipinterestinasubsidiarynetofincometaxexpense" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="wynn_ScheduleOfEstimatedUsefulLivesOfAssetsTableTextBlock" name="ScheduleOfEstimatedUsefulLivesOfAssetsTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_ScheduleOfFiniteAndIndefiniteLivedIntangibleAssetsLineItems" name="ScheduleOfFiniteAndIndefiniteLivedIntangibleAssetsLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_ScheduleOfFiniteAndIndefiniteLivedIntangibleAssetsTable" name="ScheduleOfFiniteAndIndefiniteLivedIntangibleAssetsTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_ScheduleOfIntangibleAssetsTable" name="ScheduleOfIntangibleAssetsTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_ScheduleOfProvisionForIncomeTaxTableTextBlock" name="ScheduleOfProvisionForIncomeTaxTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_ScheduleofCapitalExpendituresTableTextBlock" name="ScheduleofCapitalExpendituresTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_ScheduleofCustomerContractLiabilitiesTableTextBlock" name="ScheduleofCustomerContractLiabilitiesTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_ScheduleofDisaggregationofRevenuesandContractLiabilitiesLineItems" name="ScheduleofDisaggregationofRevenuesandContractLiabilitiesLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_ScheduleofDisaggregationofRevenuesandContractLiabilitiesTable" name="ScheduleofDisaggregationofRevenuesandContractLiabilitiesTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_ScheduleofDisaggregationofRevenuesandContractLiabilitiesTableTextBlock" name="ScheduleofDisaggregationofRevenuesandContractLiabilitiesTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_SeniorRevolvingCreditFacilityDue2022Member" name="SeniorRevolvingCreditFacilityDue2022Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_SeniorTermLoanFacilityDue2022Member" name="SeniorTermLoanFacilityDue2022Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_SeniorTermLoanFacilityVariableRateVariousMaturitiesMember" name="SeniorTermLoanFacilityVariableRateVariousMaturitiesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_ShareAwardPlanMember" name="ShareAwardPlanMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingAggregateIntrinsicValueAbstract" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingAggregateIntrinsicValueAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualTermAbstract" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualTermAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_ShareOptionPlanMember" name="ShareOptionPlanMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_SharesofSubsidiaryRepurchasedforShareAwardPlan" name="SharesofSubsidiaryRepurchasedforShareAwardPlan" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_ShowroomsMember" name="ShowroomsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_SouthernNevadaCulinaryandBartendersPensionPlanMember" name="SouthernNevadaCulinaryandBartendersPensionPlanMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_SpecialDividendMember" name="SpecialDividendMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_SpecialGamingTaxOnGrossRevenue" name="SpecialGamingTaxOnGrossRevenue" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_StockOptionExercisesfromthePlansAbstract" name="StockOptionExercisesfromthePlansAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_SummaryOfSignificantAccountingPoliciesLineItems" name="SummaryOfSignificantAccountingPoliciesLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_SummaryOfSignificantAccountingPoliciesTable" name="SummaryOfSignificantAccountingPoliciesTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_TaxBenefitsFromExerciseOfNonqualifiedStockOptionsVestedRestrictedStockAndAccruedDividends" name="TaxBenefitsFromExerciseOfNonqualifiedStockOptionsVestedRestrictedStockAndAccruedDividends" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_TaxCreditCarryforwardExpires2024Member" name="TaxCreditCarryforwardExpires2024Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_TaxCreditCarryforwardExpiresat2025memberMember" name="TaxCreditCarryforwardExpiresat2025memberMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_TaxCreditCarryforwardExpiresat2027Member" name="TaxCreditCarryforwardExpiresat2027Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_TaxCreditCarryforwardExpiryInTwoThousandNineteenMember" name="TaxCreditCarryforwardExpiryInTwoThousandNineteenMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_TaxCreditCarryforwardExpiryInTwoThousandTwentyMember" name="TaxCreditCarryforwardExpiryInTwoThousandTwentyMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_TaxCreditCarryforwardExpiryInTwoThousandTwentyOneMember" name="TaxCreditCarryforwardExpiryInTwoThousandTwentyOneMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_TaxCreditCarryforwardExpiryInTwoThousandTwentyThreeMember" name="TaxCreditCarryforwardExpiryInTwoThousandTwentyThreeMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_TaxCutsandJobsActof2017IncompleteAccountingChangeinTaxRateProvisionalIncomeTaxExpenseBenefit" name="TaxCutsandJobsActof2017IncompleteAccountingChangeinTaxRateProvisionalIncomeTaxExpenseBenefit" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="wynn_Taxexpenseonsaleofownershipinterestinsubsidiary" name="Taxexpenseonsaleofownershipinterestinsubsidiary" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="wynn_TotalContributionThresholdPercentage" name="TotalContributionThresholdPercentage" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_TotalCustomerContractLiabilities" name="TotalCustomerContractLiabilities" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="wynn_TotalDeferredIncomeTaxExpenseBenefitFederalAndForeign" name="TotalDeferredIncomeTaxExpenseBenefitFederalAndForeign" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="wynn_UsAndForeignUncertainTaxPositionsThatIncreaseNolAndForeignTaxCreditCarryforwardDeferredTaxAssets" name="UsAndForeignUncertainTaxPositionsThatIncreaseNolAndForeignTaxCreditCarryforwardDeferredTaxAssets" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
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  <xsd:element abstract="true" id="wynn_WASeniorRevolvingCreditFacilityDueDecember2021Member" name="WASeniorRevolvingCreditFacilityDueDecember2021Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_WASeniorRevolvingCreditFacilityDueNovember2019Member" name="WASeniorRevolvingCreditFacilityDueNovember2019Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_WASeniorRevolvingCreditFacilityMember" name="WASeniorRevolvingCreditFacilityMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_WASeniorTermLoanFacilityIDueDecember2021Member" name="WASeniorTermLoanFacilityIDueDecember2021Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_WASeniorTermLoanFacilityIDueNovember2020Member" name="WASeniorTermLoanFacilityIDueNovember2020Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_WASeniorTermLoanFacilityIIMember" name="WASeniorTermLoanFacilityIIMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_WASeniorTermLoanFacilityIMember" name="WASeniorTermLoanFacilityIMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_WMLFinanceCreditFacilityDomain" name="WMLFinanceCreditFacilityDomain" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_WRL2002PlanMember" name="WRL2002PlanMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_WaterRightsMember" name="WaterRightsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_WynnAmericaCreditFacilitiesMember" name="WynnAmericaCreditFacilitiesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_WynnAmericaMember" name="WynnAmericaMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_WynnCAPlazaPropertyOwnerLLCAndWynnCAPropertyOwnerLLCMember" name="WynnCAPlazaPropertyOwnerLLCAndWynnCAPropertyOwnerLLCMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_WynnLasVegasLLCandWynnLasVegasCapitalCorpMember" name="WynnLasVegasLLCandWynnLasVegasCapitalCorpMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_WynnLasVegasMember" name="WynnLasVegasMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_WynnMALLCMember" name="WynnMALLCMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_WynnMacauLimitedMember" name="WynnMacauLimitedMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_WynnMacauMember" name="WynnMacauMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_WynnPalaceMember" name="WynnPalaceMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_WynnResortsLimited2014OmnibusIncentivePlanMember" name="WynnResortsLimited2014OmnibusIncentivePlanMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_WynnResortsMacauMember" name="WynnResortsMacauMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_WynnResortsTermLoanMember" name="WynnResortsTermLoanMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_WynnRetailMember" name="WynnRetailMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
</xsd:schema>
