William Abb Cannon (August 2, 1937 – May 20, 2018) was an American football running back and tight end who played professionally in the American Football League (AFL) and National Football League (NFL). He attended Louisiana State University (LSU), where he played college football as a halfback, return specialist, and defensive back for the LSU Tigers. At LSU, Cannon was twice unanimously named an All-American, helped the 1958 LSU team win a national championship, and received the Heisman Trophy as the nation's most outstanding college player in 1959. His punt return against Ole Miss on Halloween night in 1959 is considered by fans and sportswriters to be one of the most famous plays in LSU sports history.