William "Bill" Walker is an American former football and baseball player. He attended the University of Maryland, College Park where he played college football as an end and baseball as an outfielder. Wire services twice named Walker to All-America football second teams and he was also selected to an All-Atlantic Coast Conference (ACC) team three years. Walker was named to the All-ACC baseball team once as well. He was selected by the Detroit Lions in the eighth round of the 1955 NFL Draft, but instead signed with the Edmonton Eskimos of the Western Interprovincial Football Union.