Ryu Yoon-ji (also Ryu Yun-ji, Korean: 류 윤지; born December 22, 1985) is a South Korean former swimmer, who specialized in sprint freestyle events. She won two bronze medals, as a member of the South Korean swimming team, in freestyle and medley relays, at the 2002 Asian Games in Busan, South Korea, and at the 2006 Asian Games in Doha, Qatar.