John Drayton Mahaffey Jr. (born May 9, 1948) is an American professional golfer who has won numerous tournaments including 10 PGA Tour events.

The following year Mahaffey had a two-shot lead after 54 holes at the Atlanta Athletic Club in Johns Creek, Georgia before shooting a final round 73 and finishing T-4.

Mahaffey became the best comeback winner in PGA history after trailing Tom Watson by seven strokes with 14 holes to play.

[1] Later in the year he also won the World Cup individual and team event where he was paired with Andy North in 1978.

Later in his career, he began work as an announcer on Golf Channel telecasts of the PGA Tour Champions.