Exhibit 5.2

	New York Northern California Washington DC São Paulo London	Paris Madrid Tokyo Beijing Hong Kong

March 14, 2019

Kosmos Energy Ltd. 

8176 Park Lane, Suite 500 

Dallas, TX 75231

Ladies and Gentlemen:

Kosmos Energy Ltd., a Delaware corporation (the “Company”), has filed with the Securities and Exchange Commission a Registration Statement on Form S-3 (the “Registration Statement”) for the purpose of registering under the Securities Act of 1933, as amended (the “Securities Act”), 34,993,585 shares of its common stock, par value $0.01 per share (the “Securities”) to be sold by the shareholders of the Company named in the prospectus to the Registration Statement filed on the date hereof.

We, as your counsel, have examined originals or copies of such documents, corporate records, certificates of public officials and other instruments as we have deemed necessary or advisable for the purpose of rendering this opinion.

In rendering the opinion expressed herein, we have, without independent inquiry or investigation, assumed that (i) all documents submitted to us as originals are authentic and complete, (ii) all documents submitted to us as copies conform to authentic, complete originals, (iii) all signatures on all documents that we reviewed are genuine, (iv) all natural persons executing documents had and have the legal capacity to do so, (v) all statements in certificates of public officials and officers of the Company that we reviewed were and are accurate and (vi) all representations made by the Company as to matters of fact in the documents that we reviewed were and are accurate.

Based on the foregoing, we advise you that, in our opinion, the Securities were validly issued and are fully paid and non-assessable.

We are members of the Bar of the State of New York and the foregoing opinion is limited to the laws of the State of New York and the General Corporation Law of the State of Delaware. Insofar as the foregoing opinion involves matters governed by the laws of Bermuda, we have relied, without independent inquiry or investigation, on the opinion of Conyers, Dill & Pearman Limited as filed with the Registration Statement.

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We hereby consent to the filing of this opinion as an exhibit to the Registration Statement referred to above and further consent to the reference to our name under the caption “Validity of the Securities” in the prospectus, which is a part of the Registration Statement. In giving this consent, we do not admit that we are in the category of persons whose consent is required under Section 7 of the Securities Act.

Very truly yours,

/s/ Davis Polk & Wardwell LLP