EXHIBIT 32.2 CERTIFICATION OF PERIODIC REPORT PURSUANT TO SECTION 906 OF SARBANES-OXLEY ACT OF 2002 I, the undersigned Mark C. Shonnard, Treasurer and Secretary of Western Goldfields, Inc. (the "Company"), do hereby certify, pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, 18 U.S.C. Section 1350, that: 1. The Quarterly Report on Form 10-QSB of the Company for the quarter ended June 30, 2004 (the "Report") fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934; and 2. The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company. Dated: August 31, 2004 /s/ Mark C. Shonnard ------------------------------ Mark C. Shonnard Treasurer and Secretary Principal Accounting Officer