Joe Earl Bostic Jr. is an American former professional football player who was an offensive lineman, primarily at guard, for 11 seasons with the St. Louis/Phoenix Cardinals of the National Football League (NFL). He was the Cardinals' third-round selection in the 1979 NFL draft. He played high school football at Ben L. Smith High School and college football for the Clemson Tigers. He is the older brother of fellow NFL player Jeff Bostic.