EXHIBIT 32.2

CERTIFICATION OF CHIEF FINANCIAL OFFICER

 Pursuant to 18 U.S.C. § 1350, as adopted pursuant to

§ 906 of the Sarbanes-Oxley Act of 2002

In connection with the filing with the Securities and Exchange Commission of the Report of Cintas Corporation (the “Company”) on Form 10-Q for the period ending November 30, 2014 (the “Report”), I, William C. Gale, certify, pursuant to 18 U.S.C. § 1350, as adopted pursuant to § 906 of the Sarbanes-Oxley Act of 2002, that to the best of my knowledge:

(1) 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 as of and for the periods presented.

/s/ William C. Gale

William C. Gale

Principal Financial Officer

January 9, 2015