Biles is a surname. Notable people with the name include:
Daniel Biles (born 1952), American judge
Ed Biles (born 1931), American football coach
Keith Biles, British politician
Martin Biles (born 1919), American javelin thrower
Oliver Biles (born 1990), British actor
Simone Biles (born 1997), American artistic gymnast
William Biles (1644–1710), American judge