The 1966 PGA Championship was the 48th PGA Championship played July 21–24 at Firestone Country Club (South Course) in Akron, Ohio. Al Geiberger won the championship.
| # | Player | Country | Score | To par | Winnings ($) |
|---|---|---|---|---|---|
| 1 | Al Geiberger | United States | 68-72-68-72=280 | E | 25,000 |
| 2 | Dudley Wysong | United States | 74-72-66-72=284 | +4 | 15,000 |
| T3 | Billy Casper | United States | 73-73-70-70=286 | +6 | 8,334 |
| Gene Littler | United States | 75-71-71-69=286 | |||
| Gary Player | South Africa | 73-70-70-73=286 | |||
| T6 | Julius Boros | United States | 69-72-75-71=287 | +7 | 5,000 |
| Jacky Cupit | United States | 70-73-73-71=287 | |||
| Arnold Palmer | United States | 75-73-71-68=287 | |||
| Doug Sanders | United States | 69-74-73-71=287 | |||
| Sam Snead | United States | 68-71-75-73=287 |
| Preceded by 1966 Open Championship |
Major Championships | Succeeded by 1967 Masters |
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