<SEC-DOCUMENT>0001681459-17-000100.txt : 20170118
<SEC-HEADER>0001681459-17-000100.hdr.sgml : 20170118
<ACCEPTANCE-DATETIME>20170118191628
ACCESSION NUMBER:		0001681459-17-000100
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20170117
FILED AS OF DATE:		20170118
DATE AS OF CHANGE:		20170118

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

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			OLEARY JOHN C G
		CENTRAL INDEX KEY:			0001192679

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37983
		FILM NUMBER:		17534579

	MAIL ADDRESS:	
		STREET 1:		C/O TECHNIPFMC PLC
		STREET 2:		ONE ST. PAUL?S CHURCHYARD
		CITY:			LONDON
		STATE:			X0
		ZIP:			EC4M 8AP
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wf-form4_148478497566760.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2017-01-17</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

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

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001192679</rptOwnerCik>
            <rptOwnerName>OLEARY JOHN C G</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>ONE ST. PAUL'S CHURCHYARD</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>LONDON</rptOwnerCity>
            <rptOwnerState>X0</rptOwnerState>
            <rptOwnerZipCode>EC4M 8AP</rptOwnerZipCode>
            <rptOwnerStateDescription>UNITED KINGDOM</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>Ordinary Shares</value>
            </securityTitle>
            <transactionDate>
                <value>2017-01-17</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>1600</value>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>1600</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">Pursuant to the Business Combination Agreement, dated as of June 14, 2016 (the &quot;BCA&quot;) by and among the Issuer, FMC Technologies, Inc. (&quot;FMCTI&quot;) and Technip S.A. (&quot;Technip&quot;), each ordinary share of Technip beneficially owned by the Reporting Person at the effective time of the transactions contemplated by the BCA (the Effective Time) was exchanged for 2.00 ordinary shares of the Issuer (the Exchange Ratio).</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Lisa P. Wang, Attorney-In-Fact</signatureName>
        <signatureDate>2017-01-18</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
