Kumiko Sato

, "née" (born February 22, 1946) is a Japanese figure skating coach and former competitor. She is the 1968 Winter Universiade champion and a two-time (1966, 1967) Japan national champion. She represented Japan twice at the Winter Olympics, in 1964 and 1968. Her best finish at the World Championships was 5th, which she obtained in 1967 and 1968.
After retiring from competition, she became one of the more successful coaches in Japan. She is married to Nobuo Sato, with whom she has a daughter, Yuka Sato. As of 2011, the couple live near Yokohama.