Kodiak Oil & Gas (KOG) 10-Q 2013 Q3 Quarterly report

EXHIBIT 32.2

CERTIFICATION PURSUANT TO

18 U.S.C. §1350,

AS ADOPTED PURSUANT TO

SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

In connection with the Quarterly Report on Form 10-Q of Kodiak Oil & Gas Corp. (the “Registrant”) for the period ended September 30, 2013, as filed with the Securities and Exchange Commission on the date hereof (the “Report”), I, James P. Henderson, Chief Financial Officer of the Registrant, certify, pursuant to 18 U.S.C. §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 Company.

Date: October 31, 2013

/s/ JAMES P. HENDERSON

James P. Henderson

Chief Financial Officer

(principal financial and accounting officer)