The 1965 PGA Championship was the 47th PGA Championship, played August 12–15 at Laurel Valley Golf Club in Ligonier, Pennsylvania, a suburb southeast of Pittsburgh. Dave Marr won his only major championship, two strokes ahead of runners-up Billy Casper and Jack Nicklaus. PGA Championship 1965: August 12–15, 1965 at Laurel Valley Golf Club. Champion: Dave Marr, at 280 (−4). Wiki link