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  <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_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_RoomsMember" name="RoomsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_SeniorRevolvingCreditFacilityDueSeptember2020Domain" name="SeniorRevolvingCreditFacilityDueSeptember2020Domain" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_SeniorTermLoanFacilityDueSeptember2021Member" name="SeniorTermLoanFacilityDueSeptember2021Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_SeniorTermLoanFacilityVariableRateDueNovemberTwentyTwentyMember" name="SeniorTermLoanFacilityVariableRateDueNovemberTwentyTwentyMember" 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_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_TaxExemptionPeriod" name="TaxExemptionPeriod" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_TwothousandtwentythreeindentureMember" name="TwothousandtwentythreeindentureMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_Unamortizeddebtissuanceandoriginalissuancediscountpremium" name="Unamortizeddebtissuanceandoriginalissuancediscountpremium" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <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_WASeniorTermLoanFacilityIDueDecember2021Member" name="WASeniorTermLoanFacilityIDueDecember2021Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_WASeniorTermLoanFacilityIIDueDecember2021Member" name="WASeniorTermLoanFacilityIIDueDecember2021Member" 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_WMLFinanceCreditFacilityDomain" name="WMLFinanceCreditFacilityDomain" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_WeightedAverageNumberOfSharesOutstandingBasicAndDilutedAbstract" name="WeightedAverageNumberOfSharesOutstandingBasicAndDilutedAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_WynnAmericaCreditFacilitiesAmendedMember" name="WynnAmericaCreditFacilitiesAmendedMember" 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_WynnBostonHarborMember" name="WynnBostonHarborMember" 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_WynnRetailMember" name="WynnRetailMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
</xsd:schema>
