<SEC-DOCUMENT>0001589526-22-000050.txt : 20220518
<SEC-HEADER>0001589526-22-000050.hdr.sgml : 20220518
<ACCEPTANCE-DATETIME>20220518164252
ACCESSION NUMBER:		0001589526-22-000050
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20220509
FILED AS OF DATE:		20220518
DATE AS OF CHANGE:		20220518

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Scartz Ted
		CENTRAL INDEX KEY:			0001929771

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-36267
		FILM NUMBER:		22939740

	MAIL ADDRESS:	
		STREET 1:		3920 ARKWRIGHT RD #200
		CITY:			MACON
		STATE:			GA
		ZIP:			31210

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Blue Bird Corp
		CENTRAL INDEX KEY:			0001589526
		STANDARD INDUSTRIAL CLASSIFICATION:	TRUCK & BUS BODIES [3713]
		IRS NUMBER:				463891989
		FISCAL YEAR END:			1001

	BUSINESS ADDRESS:	
		STREET 1:		3920 ARKWRIGHT ROAD
		STREET 2:		SUITE 200
		CITY:			MACON
		STATE:			GA
		ZIP:			31210
		BUSINESS PHONE:		478-822-2801

	MAIL ADDRESS:	
		STREET 1:		3920 ARKWRIGHT ROAD
		STREET 2:		SUITE 200
		CITY:			MACON
		STATE:			GA
		ZIP:			31210

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Hennessy Capital Acquisition Corp.
		DATE OF NAME CHANGE:	20131017
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>wf-form3_165290654542881.xml
<DESCRIPTION>FORM 3
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0206</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2022-05-09</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0001589526</issuerCik>
        <issuerName>Blue Bird Corp</issuerName>
        <issuerTradingSymbol>BLBD</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001929771</rptOwnerCik>
            <rptOwnerName>Scartz Ted</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>3920 ARKWRIGHT ROAD</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 200</rptOwnerStreet2>
            <rptOwnerCity>MACON</rptOwnerCity>
            <rptOwnerState>GA</rptOwnerState>
            <rptOwnerZipCode>31210</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>SVP General Counsel</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock, par value $0.0001 per share</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>18849</value>
                    <footnoteId id="F1"/>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">The award represents a grant of restricted stock units (&quot;RSUs&quot;). Each RSU represents a contingent right to receive one share of the common stock of Blue Bird Corporation.</footnote>
        <footnote id="F2">The RSUs vest in four equal installments (7/1/2022, 7/1/2023, 7/1/2024, 7/1/2025).</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Matthew Meziere as attorney-in-fact</signatureName>
        <signatureDate>2022-05-18</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
