<SEC-DOCUMENT>0000852772-21-000067.txt : 20210521
<SEC-HEADER>0000852772-21-000067.hdr.sgml : 20210521
<ACCEPTANCE-DATETIME>20210521174033
ACCESSION NUMBER:		0000852772-21-000067
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20210519
FILED AS OF DATE:		20210521
DATE AS OF CHANGE:		20210521

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Ward Laysha
		CENTRAL INDEX KEY:			0001482973

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-18051
		FILM NUMBER:		21950384

	MAIL ADDRESS:	
		STREET 1:		203 EAST MAIN STREET
		STREET 2:		MS P12-02
		CITY:			SPARTANBURG
		STATE:			SC
		ZIP:			29319

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			DENNY'S Corp
		CENTRAL INDEX KEY:			0000852772
		STANDARD INDUSTRIAL CLASSIFICATION:	RETAIL-EATING PLACES [5812]
		IRS NUMBER:				133487402
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1229

	BUSINESS ADDRESS:	
		STREET 1:		203 EAST MAIN STREET
		CITY:			SPARTANBURG
		STATE:			SC
		ZIP:			29319
		BUSINESS PHONE:		8645978000

	MAIL ADDRESS:	
		STREET 1:		203 EAST MAIN STREET
		CITY:			SPARTANBURG
		STATE:			SC
		ZIP:			29319

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	DENNYS CORP
		DATE OF NAME CHANGE:	20020801

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ADVANTICA RESTAURANT GROUP INC
		DATE OF NAME CHANGE:	19980107

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	FLAGSTAR COMPANIES INC
		DATE OF NAME CHANGE:	19930722
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wf-form4_162163321249423.xml
<DESCRIPTION>FORM 4
<TEXT>
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<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2021-05-19</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000852772</issuerCik>
        <issuerName>DENNY'S Corp</issuerName>
        <issuerTradingSymbol>DENN</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001482973</rptOwnerCik>
            <rptOwnerName>Ward Laysha</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>DENNY'S CORPORATION</rptOwnerStreet1>
            <rptOwnerStreet2>203 EAST MAIN STREET</rptOwnerStreet2>
            <rptOwnerCity>SPARTANBURG</rptOwnerCity>
            <rptOwnerState>SC</rptOwnerState>
            <rptOwnerZipCode>29319</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2021-05-20</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>10280</value>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>33819</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Deferred Stock Unit</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F2"/>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2021-05-19</value>
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                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
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            <transactionAmounts>
                <transactionShares>
                    <value>6307</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
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            <exerciseDate>
                <footnoteId id="F2"/>
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            <expirationDate>
                <footnoteId id="F2"/>
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            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>6307.0</value>
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            </underlyingSecurity>
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                <sharesOwnedFollowingTransaction>
                    <value>108854</value>
                </sharesOwnedFollowingTransaction>
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                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
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        </derivativeTransaction>
        <derivativeTransaction>
            <securityTitle>
                <value>Deferred Stock Unit</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F1"/>
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            <transactionDate>
                <value>2021-05-20</value>
            </transactionDate>
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                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
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            <transactionAmounts>
                <transactionShares>
                    <value>10280</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
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                <transactionAcquiredDisposedCode>
                    <value>D</value>
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            <exerciseDate>
                <footnoteId id="F1"/>
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            <expirationDate>
                <footnoteId id="F1"/>
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                    <value>Common Stock</value>
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            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>98574</value>
                </sharesOwnedFollowingTransaction>
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            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Deferred Stock Units, which were granted in 2020 under the Denny's Corporation 2017 Omnibus Incentive Plan, vested on May 20, 2021, the first anniversary of the date of grant and converted to common stock of the Issuer on this date.</footnote>
        <footnote id="F2">Deferred Stock Units, which were granted under the Denny's Corporation 2021 Omnibus Incentive Plan, vest 100% upon the first anniversary of the date of grant, and are payable on a &quot;1-for-1&quot; basis in common stock of the Issuer immediately following the vesting date (i.e., first anniversary of the annual DSU grant date).</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ J. Scott Melton, Attorney-in-Fact</signatureName>
        <signatureDate>2021-05-21</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
