James E. "J. J." Johnson (born April 20, 1974) is an American former professional football player who was a running back in the National Football League (NFL). He was selected by the Miami Dolphins in the second round of the 1999 NFL draft. He played college football at East Mississippi Community College before transferring to Mississippi State. While at Mississippi State, Johnson won the Conerly Trophy in 1998. Johnson was also a member of the Cleveland Browns.