Ownership Submission
FORM 4
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number: 3235-0287
Expires: January 31, 2005
Estimated average burden hours per response... 0.5

(Print or Type Responses)
1. Name and Address of Reporting Person *
Nimocks Suzanne P
   2. Issuer Name and Ticker or Trading Symbol
ROWAN COMPANIES PLC [RDC] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
__X__ Director _____ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
(Last)
(First)
(Middle)
2800 POST OAK BLVD.,, SUITE 5450		 3. Date of Earliest Transaction (Month/Day/Year)
03/27/2019
(Street)

HOUSTON, TX 77056		 4. If Amendment, Date Original Filed(Month/Day/Year)
 6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)		 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code
(Instr. 8)		 4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)		 5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4)		 6. Ownership Form: Direct (D) or Indirect (I)
(Instr. 4)		 7. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V Amount (A) or (D) Price
Class A Ordinary Shares 03/27/2019   M   10,900 (1) A $ 0 (2) 26,425 D  
Class A Ordinary Shares 03/27/2019   F   567 (3) D $ 11.15 (4) 25,858 D  

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number. SEC 1474 (9-02)

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 3)		 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code
(Instr. 8)		 5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4, and 5)		 6. Date Exercisable and Expiration Date
(Month/Day/Year)		 7. Title and Amount of Underlying Securities
(Instr. 3 and 4)		 8. Price of Derivative Security
(Instr. 5)		 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 4)		 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)		 11. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Restricted Share Units (5) 03/27/2019   M     10,900 (1)   (6)   (6) Class A Ordinary Shares 10,900 $ 0 45,948 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
Nimocks Suzanne P
2800 POST OAK BLVD.,
SUITE 5450
HOUSTON, TX 77056		   X      

Signatures

 /s/ Mark F. Mai, Attorney-in-Fact   03/29/2019
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) Pursuant to the approval by the compensation committee of the Board of Directors (the "Compensation Committee") of Rowan Companies plc. (the "Company"), on March 27, 2019, 10/12th of the Reporting Person's restricted share units awarded in 2018 were accelerated.
(2) Restricted share units converted into Class A Ordinary Shares on a one-to-one basis pursuant to the election of the Compensation Committee.
(3) These shares were surrendered for tax payment upon vesting of restricted share units on March 27, 2019.
(4) Sales price is the fair market value on Wednesday, March 27, 2019.
(5) Each restricted share unit represents a contingent right to receive cash, one Class A Ordinary Share of the Company, or a combination thereof, at the discretion of the Compensation Committee.
(6) Each restricted share unit vests on the earlier of the first anniversary of the date of the grant or the date of the next annual general meeting of shareholders of the Company. Each restricted share unit settles upon vesting. Each restricted share unit settles in cash, Class A Ordinary Shares of the Company, or a combination thereof, at the discretion of the Compensation Committee.

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

Potential persons who are to respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB number.