<SEC-DOCUMENT>0001681459-21-000010.txt : 20210129
<SEC-HEADER>0001681459-21-000010.hdr.sgml : 20210129
<ACCEPTANCE-DATETIME>20210129162515
ACCESSION NUMBER:		0001681459-21-000010
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20210128
FILED AS OF DATE:		20210129
DATE AS OF CHANGE:		20210129

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Landes Jonathan
		CENTRAL INDEX KEY:			0001828055

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37983
		FILM NUMBER:		21571499

	MAIL ADDRESS:	
		STREET 1:		11740 KATY FREEWAY
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77079

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			TechnipFMC plc
		CENTRAL INDEX KEY:			0001681459
		STANDARD INDUSTRIAL CLASSIFICATION:	OIL & GAS FILED MACHINERY & EQUIPMENT [3533]
		IRS NUMBER:				981283037
		STATE OF INCORPORATION:			X0
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		ONE ST. PAUL'S CHURCHYARD
		CITY:			LONDON
		STATE:			X0
		ZIP:			EC4M 8AP
		BUSINESS PHONE:		44 203 429 3950

	MAIL ADDRESS:	
		STREET 1:		ONE ST. PAUL'S CHURCHYARD
		CITY:			LONDON
		STATE:			X0
		ZIP:			EC4M 8AP

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	TechnipFMC Ltd
		DATE OF NAME CHANGE:	20160803
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wf-form4_161195550277362.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2021-01-28</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001681459</issuerCik>
        <issuerName>TechnipFMC plc</issuerName>
        <issuerTradingSymbol>FTI</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001828055</rptOwnerCik>
            <rptOwnerName>Landes Jonathan</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O TECHNIPFMC PLC</rptOwnerStreet1>
            <rptOwnerStreet2>ONE ST. PAUL'S CHURCHYARD</rptOwnerStreet2>
            <rptOwnerCity>LONDON</rptOwnerCity>
            <rptOwnerState>X0</rptOwnerState>
            <rptOwnerZipCode>EC4M 8AP</rptOwnerZipCode>
            <rptOwnerStateDescription>UNITED KINGDOM</rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>President Subsea</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Ordinary Shares</value>
            </securityTitle>
            <transactionDate>
                <value>2021-01-28</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>622</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>26097</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">Represents an award of performance stock units, which is scheduled to vest on February 26, 2021, in the form of Ordinary Shares based upon the Issuer's performance against certain performance criteria.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Lisa P. Wang, Attorney-In-Fact</signatureName>
        <signatureDate>2021-01-29</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
