<SEC-DOCUMENT>0001601712-22-000218.txt : 20220815
<SEC-HEADER>0001601712-22-000218.hdr.sgml : 20220815
<ACCEPTANCE-DATETIME>20220815190013
ACCESSION NUMBER:		0001601712-22-000218
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20220811
FILED AS OF DATE:		20220815
DATE AS OF CHANGE:		20220815

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Graylin Will W
		CENTRAL INDEX KEY:			0001454167

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-36560
		FILM NUMBER:		221167961

	MAIL ADDRESS:	
		STREET 1:		15 BIRCH POND DRIVE
		CITY:			SAUGUS
		STATE:			MA
		ZIP:			01906

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Synchrony Financial
		CENTRAL INDEX KEY:			0001601712
		STANDARD INDUSTRIAL CLASSIFICATION:	FINANCE SERVICES [6199]
		IRS NUMBER:				510483352
		STATE OF INCORPORATION:			NY
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		777 LONG RIDGE ROAD
		CITY:			STAMFORD
		STATE:			CT
		ZIP:			06902-1250
		BUSINESS PHONE:		203 585-6730

	MAIL ADDRESS:	
		STREET 1:		777 LONG RIDGE ROAD
		CITY:			STAMFORD
		STATE:			CT
		ZIP:			06902-1250
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wf-form4_166060414530878.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2022-08-11</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001601712</issuerCik>
        <issuerName>Synchrony Financial</issuerName>
        <issuerTradingSymbol>SYF</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001454167</rptOwnerCik>
            <rptOwnerName>Graylin Will W</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O SYNCHRONY FINANCIAL</rptOwnerStreet1>
            <rptOwnerStreet2>777 LONG RIDGE ROAD</rptOwnerStreet2>
            <rptOwnerCity>STAMFORD</rptOwnerCity>
            <rptOwnerState>CT</rptOwnerState>
            <rptOwnerZipCode>06902</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>Dividend Equivalent Unit</value>
            </securityTitle>
            <transactionDate>
                <value>2022-08-11</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>28</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>36.11</value>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>59924</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">Represents dividend equivalent units accrued on August 11, 2022 as dividends that were paid on the common shares underlying restricted stock units.  The dividend equivalent units vest proportionately with and are subject to settlement and expiration upon the same terms as the restricted stock units to which they relate.  Each dividend equivalent unit is the economic equivalent of one share of Synchrony Financial common stock.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Danielle Do, as attorney in fact</signatureName>
        <signatureDate>2022-08-15</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
