UNITED STATES SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15 (d)

of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): May 17, 2005

McDERMOTT INTERNATIONAL, INC.

(Exact name of registrant as specified in its charter)

REPUBLIC OF PANAMA	001-08430	72-0593134
(State or other jurisdiction of incorporation)	(Commission File Number)	(IRS Employer Identification No.)

1450 Poydras Street, New Orleans, Louisiana	70112-6050
(Address of principal executive offices)	(Zip Code)

Registrant’s Telephone Number, including Area Code: (504) 587-5400

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

¨ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

¨ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

¨ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

¨ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Item 7.01 Regulation FD Disclosure

Attached hereto as Exhibit 99.1 and incorporated herein is a presentation to be presented by McDermott International, Inc. (“McDermott”) to selected investors in Boston and Chicago on May 18 and 19, 2005. The presentation will also be available on McDermott’s website at www.mcdermott.com.

The information furnished pursuant to this Item 7.01, including Exhibit 99.1, shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, (the “Exchange Act”), or otherwise subject to the liabilities of such section, nor shall such information be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, or the Exchange Act, except as shall be expressly set forth by specific reference in such a filing.

Item 9.01 Financial Statements and Exhibits.

(c) Exhibits

99.1 Boston / Chicago Investor Meetings Presentation

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized.

McDERMOTT INTERNATIONAL, INC.
By:	/s/    KEITH G. ROBINSON
	Keith G. Robinson Corporate Controller

May 17, 2005

2