Leslie John "Les" Perry (29 January 1923 – 17 September 2005) was an Australian long-distance runner who finished sixth in the 5000 m event at the 1952 Summer Olympics.
He also ran the marathon at the 1956 Summer Olympics and 10,000 m in 1952, but did not complete both races.
He was the national champion in the 3 miles in 1949–1953, and placed seventh in this event at the 1950 British Empire Games.