Kaoru Yachigusa (八千草 薫, Yachigusa Kaoru, January 6, 1931 – October 24, 2019) was a Japanese actress from Osaka Prefecture. From 1947 to 1957, she was a member of the Takarazuka Revue. After leaving the revue, she was active in film, television, and narration. She has gotten some Japanese awards and honours such as; Medal with Purple Ribbon (1997), Order of the Rising Sun, 4th Class, Gold Rays with Rosette (2003), and Mainichi Film Awards: Tanaka Kinuyo Prize (2004)

Yachigusa died on October 24, 2019, at a Tokyo hospital from pancreatic cancer, aged 88.