Report of Foreign Issuer Pursuant to Rule 13a-16 or 15d-16 (6-k)

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

Form 6-K

REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES

EXCHANGE ACT OF 1934

For the month of December 2021

Commission File Number 001-35466

GasLog Ltd

(Translation of registrant’s name into English)

c/o GasLog Services LNG Ltd.

69 Akti Miaouli 18537

Piraeus Greece

(Address of principal executive office)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.

Form 20-F þ Form 40-F o

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1):	¨

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7):	¨

The press release issued by GasLog Ltd. on December 1, 2021 announcing that GasLog Ltd. has placed a newbuilding order at Daewoo Shipbuilding and Marine Engineering Co., Ltd. is attached hereto as Exhibit 99.1.

EXHIBIT LIST

Exhibit		Description

99.1		Press Release Dated December 1, 2021

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.