Leon Cadore debuted on April 28, 1915 and played his final game on August 10, 1924.
Leon Cadore debuted on April 28, 1915, playing for the Brooklyn Robins at Ebbets Field; he played his final game on August 10, 1924, playing for the New York Giants at Polo Grounds IV.
Leon Brinkopf debuted on April 18, 1952 and played his final game on May 5, 1952.
Leon Brown debuted on May 19, 1976 and played his final game on October 3, 1976.
Leon Carlson debuted on May 31, 1920 and played his final game on June 15, 1920.
Leon Chagnon debuted on October 5, 1929 and played his final game on August 8, 1935.
Leon Culberson debuted on May 16, 1943 and played his final game on May 12, 1948.
Leon Durham debuted on May 27, 1980 and played his final game on September 17, 1989.
Leon Everitt debuted on April 21, 1969 and played his final game on May 13, 1969.
Jorge De Leon debuted on August 9, 2013 and played his final game on September 29, 2013.
NFL player Leon Hall played for Michigan.
NFL player Leon Washington played for Florida State.
NFL player Leon McFadden played for San Diego State.