<SEC-DOCUMENT>0001136893-19-000182.txt : 20191001
<SEC-HEADER>0001136893-19-000182.hdr.sgml : 20191001
<ACCEPTANCE-DATETIME>20191001164647
ACCESSION NUMBER:		0001136893-19-000182
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20190927
FILED AS OF DATE:		20191001
DATE AS OF CHANGE:		20191001

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Heimbouch Mark L
		CENTRAL INDEX KEY:			0001294287

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-16427
		FILM NUMBER:		191129677

	MAIL ADDRESS:	
		STREET 1:		8500 GOVERNORS HILL DRIVE
		CITY:			CINCINNATI
		STATE:			OH
		ZIP:			45249-1384

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Fidelity National Information Services, Inc.
		CENTRAL INDEX KEY:			0001136893
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-BUSINESS SERVICES, NEC [7389]
		IRS NUMBER:				371490331
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		601 RIVERSIDE AVENUE
		CITY:			JACKSONVILLE
		STATE:			FL
		ZIP:			32204
		BUSINESS PHONE:		904-438-6365

	MAIL ADDRESS:	
		STREET 1:		601 RIVERSIDE AVENUE
		CITY:			JACKSONVILLE
		STATE:			FL
		ZIP:			32204

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CERTEGY INC
		DATE OF NAME CHANGE:	20010607

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	EQUIFAX PS INC
		DATE OF NAME CHANGE:	20010315
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wf-form4_156996278495613.xml
<DESCRIPTION>FORM 4
<TEXT>
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    <periodOfReport>2019-09-27</periodOfReport>

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    <issuer>
        <issuerCik>0001136893</issuerCik>
        <issuerName>Fidelity National Information Services, Inc.</issuerName>
        <issuerTradingSymbol>FIS</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001294287</rptOwnerCik>
            <rptOwnerName>Heimbouch Mark L</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>601 RIVERSIDE AVE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>JACKSONVILLE</rptOwnerCity>
            <rptOwnerState>FL</rptOwnerState>
            <rptOwnerZipCode>32204</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>President, Merchant Solutions</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

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                    <footnoteId id="F3"/>
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                <transactionPricePerShare>
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                <transactionAcquiredDisposedCode>
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    <footnotes>
        <footnote id="F1">The issuer has reinvested dividends on behalf of the reporting person pursuant to the reporting person's equity award agreement dated February 8, 2017. The additional restricted stock awards are subject to the same vesting and other terms, conditions and restrictions as the original award to which they relate.</footnote>
        <footnote id="F2">Each restricted stock unit represents a contingent right to one share of FIS common stock.</footnote>
        <footnote id="F3">The issuer has reinvested dividends on behalf of the reporting person pursuant to the reporting person's equity award agreement dated March 2, 2018. The additional restricted stock units are subject to the same vesting and other terms, conditions and restrictions as the original award to which they relate.</footnote>
        <footnote id="F4">The restricted stock unit vests 1/3 on March 1, 2021 and 2/3 on March 1, 2022.</footnote>
        <footnote id="F5">This restricted stock unit vests in full on March 2, 2021.</footnote>
        <footnote id="F6">The issuer has reinvested dividends on behalf of the reporting person pursuant to the reporting person's equity award agreement dated March 1, 2019. The additional restricted stock units are subject to the same vesting and other terms, conditions and restrictions as the original award to which they relate.</footnote>
        <footnote id="F7">This restricted stock unit vests in full on March 1, 2022.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Charles H. Keller, attorney-in-fact for Mark L. Heimbouch</signatureName>
        <signatureDate>2019-10-01</signatureDate>
    </ownerSignature>
</ownershipDocument>
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</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
