Diana Cynthia Clifton-Peach (born 17 March 1944) is a British former competitive figure skater. She is a three-time British national champion in ladies' singles. Clifton-Peach narrowly missed the podium at the 1957 and 1958 European Championships, finishing fourth each year, and was fifth at the 1958 World Championships. She finished 18th at the 1964 Winter Olympics.