The 1965 U.S. Open Championship was the 65th U.S. Open played June 17-21 at Bellerive Country Club in St. Louis, Missouri. Gary Player won the championship in an 18-hole playoff over Kel Nagle (71 to 74). Player's first and only victory in the U.S. Open gave him the Career Grand Slam.
| # | Player | Country | Score | To par | Winnings ($) |
|---|---|---|---|---|---|
| 1 | Gary Player | South Africa | 70-70-71-71=282 | +2 | 26,000 |
| 2 | Kel Nagle | Australia | 68-73-72-69=282 | 13,500 | |
| 3 | Frank Beard | United States | 74-69-70-71=284 | +4 | 9,000 |
| T4 | Julius Boros | United States | 72-75-70-70=287 | +7 | 6,500 |
| Al Geiberger | United States | 70-76-70-71=287 | |||
| T6 | Bruce Devlin | Australia | 72-73-72-71=288 | +8 | 4,500 |
| Raymond Floyd | United States | 72-72-76-68=288 | |||
| T8 | Tony Lema | United States | 72-74-73-70=289 | +9 | 2,500 |
| Gene Littler | United States | 73-71-73-72=289 | |||
| Dudley Wysong | United States | 72-75-70-72=289 |
| Preceded by 1965 Masters |
Major Championships | Succeeded by 1965 Open Championship |
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