SCHEDULE 14A INFORMATION

PROXY STATEMENT PURSUANT TO SECTION 14(A) OF THE SECURITIES EXCHANGE ACT OF 1934

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Tidewater Inc.

(Name of Registrant as Specified In Its Charter)

(Name(s) of Person(s) Filing Proxy Statement, if other than the Registrant)

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*** Exercise Your Right to Vote ***

Important Notice Regarding the Availability of Proxy Materials for the

Stockholder Meeting to Be Held on May 1, 2018.

	TIDEWATER INC.
	TIDEWATER INC. 6002 ROGERDALE ROAD, SUITE 600 HOUSTON, TX 77072

Meeting Information

Meeting Type:         Annual Meeting

For holders as of:    March 9, 2018

Date:    May 1, 2018       Time:    10:00 a.m., Central Time

Location:    The Houstonian Hotel

      111 North Post Oak Lane

      Houston, TX 77024

You are receiving this communication because you hold shares in the company named above.

This is not a ballot. You cannot use this notice to vote these shares. This communication presents only an overview of the more complete proxy materials that are available to you on the Internet. You may view the proxy materials online at www.proxyvote.com or easily request a paper copy (see reverse side).

We encourage you to access and review all of the important information contained in the proxy materials before voting.

See the reverse side of this notice to obtain proxy
materials and voting instructions.

— Before You Vote —

How to Access the Proxy Materials

	Proxy Materials Available to VIEW or RECEIVE:
	1.  NOTICE AND PROXY STATEMENT              2.  ANNUAL REPORT/FORM 10-KT
	How to View Online:
	Have the information that is printed in the box marked by the arrow      (located on the following page) and visit: www.proxyvote.com.
	How to Request and Receive a PAPER or E-MAIL Copy:
	If you want to receive a paper or e-mail copy of these documents, you must request one. There is NO charge for requesting a copy. Please choose one of the following methods to make your request:
	1) BY INTERNET:         www.proxyvote.com
	2) BY  TELEPHONE:     1-800-579-1639
	3) BY E-MAIL*:             sendmaterial@proxyvote.com
	*  If requesting materials by e-mail, please send a blank e-mail with the information that is printed in the box marked by  the arrow     (located on the following page) in the subject line.
	Requests, instructions and other inquiries sent to this e-mail address will NOT be forwarded to your investment advisor. Please make the request as instructed above on or before April 17, 2018 to facilitate timely delivery.
	—  How To Vote  — Please Choose One of the Following Voting Methods
	Vote In Person: Many stockholder meetings have attendance requirements including, but not limited to, the possession of an attendance ticket issued by the entity holding the meeting. Please check the meeting materials for any special requirements for meeting attendance. At the meeting, you will need to request a ballot to vote these shares. If you plan to attend the annual meeting, you can obtain directions by contacting us at (713) 470-5300 or at The Houstonian Hotel’s website, www.houstonian.com/Directions.aspx.
	Vote By Internet: To vote now by Internet, go to www.proxyvote.com. Have the information that is printed in the box marked by the arrow (located on the following page) available and follow the instructions.
	Vote By Mail: You can vote by mail by requesting a paper copy of the materials, which will include a proxy card.

                         Voting Items                        

The Board of Directors recommends a vote FOR all nominees in Proposal 1, FOR Proposal 2, with regard to Proposal 3, to hold future say on pay vote every 1 YEAR and FOR Proposal 4.

1. Election of Directors:

1a. Thomas R. Bates, Jr.

1b. Alan J. Carr

1c. Steven L. Newman

1d. Randee E. Day

1e. Dick Fagerstal

1f. Larry T. Rigdon

1g. John T. Rynd

2. Say on Pay Vote – An advisory vote to approve executive compensation (as disclosed in the proxy statement).

3. Say on Frequency Vote – An advisory vote on how often the company should hold the say on pay vote.

4. Ratification of the selection of Deloitte & Touche LLP as independent registered public accounting firm for the fiscal year ending December 31, 2018.