Hilton Hotels 10-Q 2006 Q2 Quarterly report

Exhibit 32.1

Certification of Chief Executive Officer

Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

Pursuant to 18 U.S.C. §1350, the undersigned Chief Executive Officer of Hilton Hotels Corporation (the “Company”), hereby certifies, to such officer’s knowledge, that the accompanying Quarterly Report on Form 10-Q of the Company for the quarter ended June 30, 2006 (the “Report”) fully complies with the  requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934 and that information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company.

Date:  August 8, 2006

/s/ Stephen F. Bollenbach

Stephen F. Bollenbach

Co-Chairman of the Board and Chief Executive Officer

The foregoing certification is being furnished solely to accompany the Report pursuant to 18 U.S.C. §1350, and is not being filed for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, and is not to be incorporated by reference into any filing of the Company, whether made before or after the date hereof, regardless of any general incorporation language in such filing.