James Joseph Paxson Jr. is an American former professional basketball player. A first round selection of the Portland Trail Blazers in the 1979 NBA draft, Paxson played for Portland and the Boston Celtics of the NBA from 1979 to 1990 and was twice an All-Star. Paxson served as general manager of the Cleveland Cavaliers for six years and now works as a consultant with the Chicago Bulls where his brother John is an executive.