Rina Endō is a Japanese actress, voice actress, and singer born in Tokyo on October 4, 2005. She began her career as a child actress in 2009 and is currently affiliated with the agency AT Production. Her early career included roles in television dramas and films, as well as stage performances and commercials. In 2012, she served as a captain for the Ueno Zoo's Panda Ambassadors.

Endō has built a substantial career in anime voice acting, taking on a variety of roles. In 2014, she voiced the character Hina Kubota in the television anime Barakamon. A significant early leading role came in 2016 when she was cast as Tsumugi Inuzuka in the series Sweetness and Lightning. That same year, she voiced Yukari in the anime Tabi Machi Late Show. In film, she voiced Miyo Akino in the 2018 animated movie Okko's Inn. Another prominent film role was Iris in Eureka - Eureka Seven: Hi-Evolution in 2021. More recently, she has voiced characters such as Asumi Kiyomizu in RE-Main in 2021, Machi Kuga in A Galaxy Next Door in 2023, and Tsukumo Kamiki in Blue Exorcist: Shimane Illuminati Saga in 2024.

Beyond anime, Endō is active in voice acting for video games and Japanese dubs of foreign films. Her game roles include Drusilla in Granblue Fantasy and Phym in God Eater 3. Her dub work includes providing the Japanese voice for the title character in the live-action film Dumbo and a role in the series Wednesday.