Big 5 Sporting Goods (BGFV) 10-K 2014 FY Annual report

Exhibit 32.1

CERTIFICATION

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 on Form 10-K of Big 5 Sporting Goods Corporation (the “Company”) for the period ending December 28, 2014 as filed with the Securities and Exchange Commission on the date hereof (the “Report”), I, Steven G. Miller, President and Chief Executive Officer of the Company, certify, pursuant to 18 U.S.C. § 1350, as adopted pursuant to § 906 of the Sarbanes-Oxley Act of 2002, that, to my knowledge:

(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 Company.

/s/ Steven G. Miller

Steven G. Miller

President and Chief Executive Officer

February 25, 2015

A signed original of this written statement required by Section 906 has been provided to Big 5 Sporting Goods Corporation and will be retained by Big 5 Sporting Goods Corporation and furnished to the Securities and Exchange Commission or its staff upon request.