Rina Uchiyama (内山 理名; born November 7, 1981) is a Japanese actress and former idol from Kanagawa Prefecture. Discovered by the talent agency Sweet Power at the age of 15, she moved to Tokyo in 1998 to begin her acting career. She is known for her roles in films and television dramas such as Satorare (2001), Shinku (2005), Good Luck!! (2003), Musashi (2003), and Kiraware Matsuko no Issho (2006). In 2006, she won the Newcomer of the Year award at the 30th Elan d’or Awards. She married actor Eisaku Yoshida in 2021.