John G. "Jack" Hewson (September 7, 1924 – June 26, 2012) was an American professional basketball player. Hewson was selected in the 1947 BAA Draft by the Boston Celtics after a collegiate career at Temple. He played for the Celtics for just the 1947–48 season before ending his BAA career.Hewson was raised in Waldwick, New Jersey and attended Ramsey High School.