<SEC-DOCUMENT>0001140361-17-011317.txt : 20170309
<SEC-HEADER>0001140361-17-011317.hdr.sgml : 20170309
<ACCEPTANCE-DATETIME>20170309194809
ACCESSION NUMBER:		0001140361-17-011317
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20170307
FILED AS OF DATE:		20170309
DATE AS OF CHANGE:		20170309

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			VISTA GOLD CORP
		CENTRAL INDEX KEY:			0000783324
		STANDARD INDUSTRIAL CLASSIFICATION:	GOLD & SILVER ORES [1040]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			A1
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		7961 SHAFFER PKWY, SUITE 5
		CITY:			LITTLETON
		STATE:			CO
		ZIP:			80127
		BUSINESS PHONE:		720-981-1185

	MAIL ADDRESS:	
		STREET 1:		7961 SHAFFER PKWY, SUITE 5
		CITY:			LITTLETON
		STATE:			CO
		ZIP:			80127

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	GRANGES INC
		DATE OF NAME CHANGE:	19950602

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	GRANGES EXPLORATION LTD
		DATE OF NAME CHANGE:	19890619

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Stevenson Tracy Austin
		CENTRAL INDEX KEY:			0001416195

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-09025
		FILM NUMBER:		17679927

	MAIL ADDRESS:	
		STREET 1:		8263 PINE SPRINGS COVE
		CITY:			SANDY
		STATE:			UT
		ZIP:			84093
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc1.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2017-03-07</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000783324</issuerCik>
        <issuerName>VISTA GOLD CORP</issuerName>
        <issuerTradingSymbol>VGZ</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001416195</rptOwnerCik>
            <rptOwnerName>Stevenson Tracy Austin</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O VISTA GOLD CORP.</rptOwnerStreet1>
            <rptOwnerStreet2>7961 SHAFFER PARKWAY, SUITE 5</rptOwnerStreet2>
            <rptOwnerCity>LITTLETON</rptOwnerCity>
            <rptOwnerState>CO</rptOwnerState>
            <rptOwnerZipCode>80127</rptOwnerZipCode>
            <rptOwnerStateDescription></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>Common Shares</value>
            </securityTitle>
            <transactionDate>
                <value>2017-03-07</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>17000</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>120198</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">On March 7, 2016, the reporting person was granted performance-based restricted stock units (&quot;RSUs&quot;).  Each RSU represents a contingent right to receive one share of VGZ common stock. The established performance criteria was determined to have been met for the RSUs reported above on March 7, 2017.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/  Connie Martinez as attorney-in-fact for Tracy Austin Stevenson</signatureName>
        <signatureDate>2017-03-09</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
