The 1988 PGA Championship was the 70th PGA Championship, held August 11–14 at Oak Tree Golf Club in Edmond, Oklahoma, a suburb north of Oklahoma City. Jeff Sluman shot a final round 65 (−6) to win his only major title, three strokes ahead of runner-up Paul Azinger, the 36-hole and 54-hole leader and former college teammate. Azinger was the reigning Player of the Year on the PGA Tour. PGA Championship 1988: August 11–14, 1988 at Oak Tree Golf Club. Champion: Jeff Sluman, at 272 (−12). Wiki link