<SEC-DOCUMENT>0001567619-18-004604.txt : 20181026
<SEC-HEADER>0001567619-18-004604.hdr.sgml : 20181026
<ACCEPTANCE-DATETIME>20181026131212
ACCESSION NUMBER:		0001567619-18-004604
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20181017
FILED AS OF DATE:		20181026
DATE AS OF CHANGE:		20181026

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Mueller Andreas
		CENTRAL INDEX KEY:			0001756869

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-33994
		FILM NUMBER:		181141155

	MAIL ADDRESS:	
		STREET 1:		1280 WEST PEACHTREE ST. NW
		CITY:			ATLANTA
		STATE:			GA
		ZIP:			30309

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			INTERFACE INC
		CENTRAL INDEX KEY:			0000715787
		STANDARD INDUSTRIAL CLASSIFICATION:	CARPETS AND RUGS [2273]
		IRS NUMBER:				581451243
		STATE OF INCORPORATION:			GA
		FISCAL YEAR END:			0101

	BUSINESS ADDRESS:	
		STREET 1:		1280 WEST PEACHTREE ST. NW
		CITY:			ATLANTA
		STATE:			GA
		ZIP:			30309
		BUSINESS PHONE:		7704376800

	MAIL ADDRESS:	
		STREET 1:		1280 WEST PEACHTREE ST. NW
		CITY:			ATLANTA
		STATE:			GA
		ZIP:			30309

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	INTERFACE FLOORING SYSTEMS INC
		DATE OF NAME CHANGE:	19870817
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>doc1.xml
<DESCRIPTION>FORM 3
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<ownershipDocument>

    <schemaVersion>X0206</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2018-10-17</periodOfReport>

    <noSecuritiesOwned>1</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000715787</issuerCik>
        <issuerName>INTERFACE INC</issuerName>
        <issuerTradingSymbol>TILE</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001756869</rptOwnerCik>
            <rptOwnerName>Mueller Andreas</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1280 WEST PEACHTREE ST. NW</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>ATLANTA</rptOwnerCity>
            <rptOwnerState>GA</rptOwnerState>
            <rptOwnerZipCode>30309</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>VP &amp; Chief Customer Officer</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable></nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes></footnotes>

    <remarks>Exhibit List:  Exhibit 24-Confirming Statement</remarks>

    <ownerSignature>
        <signatureName>/s/ David B. Foshee, Attorney in Fact</signatureName>
        <signatureDate>2018-10-25</signatureDate>
    </ownerSignature>
</ownershipDocument>
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<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>poa_mueller.htm
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<div style="FONT-SIZE: 10pt; FONT-FAMILY: 'Times New Roman', Times, serif; FONT-WEIGHT: bold; TEXT-ALIGN: center">CONFIRMING STATEMENT</div>

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<div style="FONT-SIZE: 10pt; FONT-FAMILY: 'Times New Roman', Times, serif; TEXT-ALIGN: justify; TEXT-INDENT: 36pt">This Statement confirms that the undersigned, Andreas Mueller, has authorized and designated each of David B. Foshee and Katie Corso, signing singly, to execute and file on the undersigned's behalf all Forms 3, 4, and 5 (including any amendments thereto) that the undersigned may be required to file with the U.S. Securities and Exchange Commission as a result of the undersigned's ownership of or transactions in securities of Interface, Inc.&#160; The authority of Mr. Foshee and Ms. Corso under this Statement shall continue until the undersigned is no longer required to file Forms&#160;3, 4, and 5 with regard to the undersigned's ownership of or transactions in securities of Interface, Inc., unless earlier revoked in writing.&#160; The undersigned acknowledges that neither David B. Foshee nor Katie Corso is assuming any of the undersigned's responsibilities to comply with Section 16 of the Securities Exchange Act of 1934.</div>

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<div><br>
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<div style="TEXT-ALIGN: left"><u>/s/ Andreas Mueller</u></div>
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<td style="BORDER-TOP: medium none; BORDER-RIGHT: medium none; WIDTH: 50%; VERTICAL-ALIGN: top; BORDER-BOTTOM: medium none; BORDER-LEFT: medium none">&#160;</td>
<td style="BORDER-TOP: medium none; BORDER-RIGHT: medium none; WIDTH: 50%; VERTICAL-ALIGN: top; BORDER-BOTTOM: medium none; BORDER-LEFT: medium none">
<div style="FONT-SIZE: 10pt; FONT-FAMILY: 'Times New Roman', Times, serif; TEXT-ALIGN: left">Andreas Mueller</div>
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<div style="FONT-SIZE: 10pt; FONT-FAMILY: 'Times New Roman', Times, serif; TEXT-ALIGN: left">Date:&#160; October 24, 2018</div>
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