<SEC-DOCUMENT>0001209191-21-070668.txt : 20211220
<SEC-HEADER>0001209191-21-070668.hdr.sgml : 20211220
<ACCEPTANCE-DATETIME>20211220193847
ACCESSION NUMBER:		0001209191-21-070668
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20211215
FILED AS OF DATE:		20211220
DATE AS OF CHANGE:		20211220

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Taylor Kari R
		CENTRAL INDEX KEY:			0001787804

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-13425
		FILM NUMBER:		211506467

	MAIL ADDRESS:	
		STREET 1:		C/O RITCHIE BROS. AUCTIONEERS INC.
		STREET 2:		9500 GLENLYON PARKWAY
		CITY:			BURNABY
		STATE:			A1
		ZIP:			V5J 0C6

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			RITCHIE BROS AUCTIONEERS INC
		CENTRAL INDEX KEY:			0001046102
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-BUSINESS SERVICES, NEC [7389]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			A6
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		9500 GLENLYON PARKWAY
		CITY:			BURNABY
		STATE:			A1
		ZIP:			V5J 0C6
		BUSINESS PHONE:		7783315500

	MAIL ADDRESS:	
		STREET 1:		9500 GLENLYON PARKWAY
		CITY:			BURNABY
		STATE:			A1
		ZIP:			V5J 0C6
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2021-12-15</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001046102</issuerCik>
        <issuerName>RITCHIE BROS AUCTIONEERS INC</issuerName>
        <issuerTradingSymbol>RBA</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001787804</rptOwnerCik>
            <rptOwnerName>Taylor Kari R</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O RITCHIE BROS. AUCTIONEERS INC.</rptOwnerStreet1>
            <rptOwnerStreet2>9500 GLENLYON PARKWAY</rptOwnerStreet2>
            <rptOwnerCity>BURNABY</rptOwnerCity>
            <rptOwnerState>A1</rptOwnerState>
            <rptOwnerZipCode>V5J 0C6</rptOwnerZipCode>
            <rptOwnerStateDescription>BRITISH COLUMBIA, CANADA</rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chief Revenue Officer</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Dividend Equivalent Rights (2019 RSUs)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F1"/>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2021-12-15</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>19</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F1"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Shares</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>19</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>215</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Each dividend equivalent right represents a contingent right to receive the economic equivalent of one RBA common share. The dividend equivalent rights accrued in respect of the 2019 SOG of restricted share units, and become exercisable proportionately with the restricted share units to which they relate.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Maria Teresa Punsalan as attorney-in-fact for Kari R Taylor.</signatureName>
        <signatureDate>2021-12-20</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
