Stephen Hayes (26 December 1902 – 28 December 1974) was a member and leader of the Irish Republican Army from April 1939 to June 1941. Hayes was born in Enniscorthy, County Wexford. During the Irish War of Independence, he was commandant of the Wexford Brigade of Fianna Éireann. He took the Republican side during the Irish Civil War, during which he was interned. Hayes was active in Gaelic Athletic Association circles in Wexford. In 1925, he helped Wexford win the Leinster Senior Football title. He also served as secretary to the county board for ten years, from the 1920s to 1930s.