<SEC-DOCUMENT>0000715072-20-000035.txt : 20200220
<SEC-HEADER>0000715072-20-000035.hdr.sgml : 20200220
<ACCEPTANCE-DATETIME>20200220155937
ACCESSION NUMBER:		0000715072-20-000035
CONFORMED SUBMISSION TYPE:	4/A
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20200101
FILED AS OF DATE:		20200220
DATE AS OF CHANGE:		20200220

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Morgan Bartow JR
		CENTRAL INDEX KEY:			0001753012

	FILING VALUES:
		FORM TYPE:		4/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-13253
		FILM NUMBER:		20634939

	MAIL ADDRESS:	
		STREET 1:		106 E CROGAN STREET
		CITY:			LAWRENCEVILLE
		STATE:			GA
		ZIP:			30046

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			RENASANT CORP
		CENTRAL INDEX KEY:			0000715072
		STANDARD INDUSTRIAL CLASSIFICATION:	STATE COMMERCIAL BANKS [6022]
		IRS NUMBER:				640676974
		STATE OF INCORPORATION:			MS
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		209 TROY STREET
		CITY:			TUPELO
		STATE:			MS
		ZIP:			38804-4827
		BUSINESS PHONE:		(662) 680-1001

	MAIL ADDRESS:	
		STREET 1:		P.O. BOX 709
		CITY:			TUPELO
		STATE:			MS
		ZIP:			38802-0709

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	PEOPLES HOLDING CO
		DATE OF NAME CHANGE:	19920703
</SEC-HEADER>
<DOCUMENT>
<TYPE>4/A
<SEQUENCE>1
<FILENAME>wf-form4a_158223235986552.xml
<DESCRIPTION>FORM 4/A
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4/A</documentType>

    <periodOfReport>2020-01-01</periodOfReport>

    <dateOfOriginalSubmission>2020-01-03</dateOfOriginalSubmission>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000715072</issuerCik>
        <issuerName>RENASANT CORP</issuerName>
        <issuerTradingSymbol>RNST</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001753012</rptOwnerCik>
            <rptOwnerName>Morgan Bartow JR</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>106 E CROGAN STREET</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>LAWRENCEVILLE</rptOwnerCity>
            <rptOwnerState>GA</rptOwnerState>
            <rptOwnerZipCode>30046</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Executive Vice President</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>20242</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>401(k)</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">The original Form 4 filed on 01/03/2020 inadvertently omitted the reporting person's 401(k) holdings. This amendment correctly reports the holdings of the reporting person's Renasant 401(k) account, which includes two rollovers and one of which was previously reported as Brand Group Holdings 401(k)/ESOP, as of 12/31/2019. No other changes have been made to the original Form 4.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Colton Wages, Attorney in Fact</signatureName>
        <signatureDate>2020-02-20</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
