Report of Foreign Issuer (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
of the Securities Exchange Act of 1934

For the month of September 2019
Commission File No.: 001-35773

REDHILL BIOPHARMA LTD.
(Translation of registrant's name into English)

21 Ha'arba'a Street, Tel Aviv, 6473921, Israel
(Address of principal executive offices)

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 [ X ] Form 40-F [ ]

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):

RedHill Biopharma Ltd. (the "Company") announces the appointment of Dr. Shmuel Cabilly, PhD, to its Board of Directors until the Company's next annual general meeting, effective September 22, 2019.

Dr. Cabilly previously served as a member of RedHill’s Board of Directors from August 26, 2010 until the end of his term on June 24, 2019. Dr. Cabilly also served on RedHill’s compensation committee from May 5, 2011 until June 24, 2019. Dr. Cabilly is a scientist and inventor in the field of immunology. In the Backman Research Institute of the City of Hope, Dr. Cabilly initiated the development of a new breakthrough technology for recombinant antibody production, which was patented and known as the “Cabilly Patent”. Dr. Cabilly was also a Co-Founder and a Chief Scientist of Ethrog Biotechnology, where he invented dry buffer technologies enabling the production of a liquid free disposable apparatus for gel electrophoresis and a technology that enables the condensation of molecular separation zones to a small gel area. This technology was sold to Invitrogen in 2001. Dr. Cabilly serves as a board member of several companies, including BioKine Therapeutics Ltd. and Biologic Design Ltd. Dr. Cabilly holds a B.Sc. in Biology from the Ben-Gurion University of Beer Sheva, Israel, an M.Sc. in Immunology and Microbiology from the Hebrew University of Jerusalem, Israel, and a Ph.D. in Immunology and Microbiology from the Hebrew University of Jerusalem, Israel.

This Form 6-K is incorporated by reference into the Company's Registration Statements on Form S-8 filed with the Securities and Exchange Commission on May 2, 2013 (Registration No. 333-188286), on October 29, 2015 (Registration No. 333-207654), on July 25, 2017 (Registration No. 333-219441), on May 23, 2018 (Registration No. 333-225122) and on July 24, 2019 (Registration No. 333-232776) and its Registration Statements on Form F-3 filed with the Securities and Exchange Commission on February 25, 2016 (Registration No. 333-209702), on July 23, 2018 (File No. 333-226278) and on July 24, 2019 (File No. 333-232777).

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.