Exhibit 32.1

STATEMENT PURSUANT TO

18 U.S.C. SECTION 1350,

AS ADOPTED PURSUANT TO

SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

In connection with the annual report of Vista Gold Corp. (the “Corporation”) on Form 10-K for the period ended December 31, 2020, as filed with the Securities and Exchange Commission on the date hereof (the “Report”), the undersigned officer of the Corporation does hereby certify, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that:

(1) The Report fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934, as amended; and

(2) The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Corporation.

Dated: February 25, 2021 /s/ Frederick H. Earnest   Frederick H. Earnest, Chief Executive Officer

A signed original of this written statement required by Section 906 has been provided to the Corporation and will be retained by the Corporation and furnished to the Securities and Exchange Commission or its staff upon request.