<SEC-DOCUMENT>0001127602-18-020531.txt : 20180608
<SEC-HEADER>0001127602-18-020531.hdr.sgml : 20180608
<ACCEPTANCE-DATETIME>20180608181620
ACCESSION NUMBER:		0001127602-18-020531
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20180606
FILED AS OF DATE:		20180608
DATE AS OF CHANGE:		20180608

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Knudsen Jeannette L
		CENTRAL INDEX KEY:			0001463366

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-05111
		FILM NUMBER:		18890649

	MAIL ADDRESS:	
		STREET 1:		ONE STRAWBERRY LANE
		CITY:			ORRVILLE
		STATE:			OH
		ZIP:			44667

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			J M SMUCKER Co
		CENTRAL INDEX KEY:			0000091419
		STANDARD INDUSTRIAL CLASSIFICATION:	CANNED, FRUITS, VEG & PRESERVES, JAMS & JELLIES [2033]
		IRS NUMBER:				340538550
		STATE OF INCORPORATION:			OH
		FISCAL YEAR END:			0430

	BUSINESS ADDRESS:	
		STREET 1:		ONE STRAWBERRY LANE
		CITY:			ORRVILLE
		STATE:			OH
		ZIP:			44667
		BUSINESS PHONE:		3306823000

	MAIL ADDRESS:	
		STREET 1:		ONE STRAWBERRY LANE
		CITY:			ORRVILLE
		STATE:			OH
		ZIP:			44667

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	SMUCKER J M CO
		DATE OF NAME CHANGE:	19920703
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>form4.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2018-06-06</periodOfReport>

    <issuer>
        <issuerCik>0000091419</issuerCik>
        <issuerName>J M SMUCKER Co</issuerName>
        <issuerTradingSymbol>SJM</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001463366</rptOwnerCik>
            <rptOwnerName>Knudsen Jeannette L</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>ONE STRAWBERRY LANE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>ORRVILLE</rptOwnerCity>
            <rptOwnerState>OH</rptOwnerState>
            <rptOwnerZipCode>44667</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isOfficer>1</isOfficer>
            <officerTitle>SVP, GC &amp; Secretary</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Shares</value>
            </securityTitle>
            <transactionDate>
                <value>2018-06-06</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>F</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>1272</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>105.45</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>22180</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Shares</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>3938.712</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By 401(k)</value>
                    <footnoteId id="F2"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Smucker common shares withheld by the Company to satisfy tax liability upon the vesting of restricted stock or restricted stock units, pursuant to The J. M. Smucker Company 2010 Equity and Incentive Compensation Plan.</footnote>
        <footnote id="F2">This amount includes shares acquired under (i) the Company's 401(k) plan since the date of the reporting person's last ownership report and (ii) the Company's dividend reinvestment plan as administered by its transfer agent.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Jeannette L. Knudsen, POA</signatureName>
        <signatureDate>2018-06-08</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
