James Clarence Harrell, Jr. (born July 19, 1957) is a former American college and professional football player who was a linebacker in the National Football League (NFL) and the United States Football League (USFL) for nine seasons during the 1970s and 1980s. He played college football for the University of Florida, and thereafter, he played professionally for the Detroit Lions and Kansas City Chiefs of the NFL and the Tampa Bay Bandits of the USFL.