EXHIBIT 24





                                POWER OF ATTORNEY

         Know all men by these presents, that the undersigned hereby constitutes
and appoints each of Bancroft S. Gordon and his successor as Secretary of
Marriott International, Inc. (the "Company"), Edward A. Ryan and his successor
as the Company's General Counsel, W. David Mann and his successor as the
Company's Associate General Counsel for Corporate Transactions, Finance and
Corporate Governance, and Ward R. Cooper and his successor as the Company's
Assistant General Counsel for Corporate Governance the undersigned's true and
lawful attorney in fact to:

                  (1) execute for and on behalf of the undersigned, in the
undersigned's capacity as an officer of Marriott International, Inc. (the
"Company"), Forms 3, 4 and 5 in accordance with Section 16(a) of the Securities
Exchange Act of 1934 and the rules thereunder;

                  (2) do and perform any and all acts for and on behalf of the
undersigned which may be necessary or desirable to execute any such Form 3, 4 or
5 and timely file such form with the United States Securities and Exchange
Commission and any stock exchange or similar authority; and

                  (3) take any and all other action of any type whatsoever in
connection with the foregoing which, in the opinion of such attorney-in-fact,
may be of benefit to, in the best interest of, or legally required by, the
undersigned, it being understood that the documents executed by such
attorney-in-fact on behalf of the undersigned pursuant to this Power of Attorney
shall be in such form and shall contain such terms and conditions as such
attorney-in-fact may approve in such attorney-in-fact's discretion.

         The undersigned hereby grants to each such attorney-in-fact, acting
individually, full power and authority to do and perform any and every act and
thing whatsoever requisite, necessary, or proper to be done in the exercise of
any of the rights and powers herein granted, as fully to all intents and
purposes as the undersigned might or could do if personally present, with full
power of substitution or revocation, hereby ratifying and confirming all that
such attorney-in-fact, or such attorney-in-fact's substitute or substitutes,
shall lawfully do or cause to be done by virtue of this power of attorney and
the rights and powers herein granted. The undersigned acknowledges that the
foregoing attorneys-in-fact, in serving in such capacity at the request of the
undersigned, are not assuming, nor is the Company assuming, any of the
undersigned's responsibilities to comply with Section 16 of the Securities
Exchange Act of 1934.

         This Power of Attorney shall remain in full force and effect until the
undersigned is no longer required to file Forms 3, 4, and 5 with respect to the
undersigned's holdings of and transactions in securities issued by the Company,
unless earlier revoked by the undersigned in a signed writing delivered to the
Company's Secretary.

         IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney
to be executed as of this 9th day of May, 2006.


                                            Signature:  /s/ Simon Cooper
                                            Printed name: Simon Cooper