The undersigned hereby certifies that, to my knowledge, the Quarterly Report on Form 10-Q for the period ended March 31, 2017 of Graphic Packaging Holding Company (the “Company”) filed with the Securities and Exchange Commission on the date hereof fully complies with the requirements of section 13(a) or 15(d) of the Securities Exchange Act of 1934 and that the information contained in such report fairly presents, in all material respects, the financial condition and results of operations of the Company.