He played high school football at Ben L. Smith High School and college football at Clemson University. He is the brother of fellow NFL player Jeff Bostic.
Joe Earl Bostic, Jr. (born April 20, 1957) is a former American football offensive lineman, primarily guard, who played ten seasons in the National Football League (NFL) for the St. Louis/Phoenix Cardinals. He was the Cardinals' 3rd round selection in the 1979 NFL Draft.