Exhibit 32.1

Certification of Chief Executive Officer and Chief Financial Officer

Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 (Subsections (a) and (b) of Section 1350, Chapter 63 of Title 18, United States Code)

Pursuant to section 906 of the Sarbanes-Oxley Act of 2002 (subsections (a) and (b) of section 1350, chapter 63 of title 18, United States Code), each of the undersigned officers of Kraton Performance Polymers, Inc. a Delaware corporation (the “Registrant”), does hereby certify, to such officer’s knowledge, that:

The Annual Report on Form 10-K for the fiscal year ended December 31, 2011 (“Form 10-K”) of the Registrant fully complies with the requirements of section 13(a) or 15(d) of the Securities Exchange Act of 1934 and information contained in the Form 10-K fairly presents, in all material respects, the financial condition and results of operations of the Registrant.

Dated: February 29, 2012

By:	/S/    KEVIN M. FOGARTY
	Kevin M. Fogarty
	Chief Executive Officer
By:	/S/    STEPHEN E. TREMBLAY
	Stephen E. Tremblay
	Chief Financial Officer