1943 U.S. National Championships (tennis)
| 1943 U.S. National Championships | |
|---|---|
| Date | September 1 – 6 |
| Edition | 63rd |
| Category | Grand Slam (ITF) |
| Surface | Grass |
| Location | Forest Hills, Queens New York City, New York |
| Venue | West Side Tennis Club |
| Champions | |
| Men's singles | |
| Joseph R. Hunt | |
| Women's singles | |
| Pauline Betz | |
| Men's doubles | |
| Jack Kramer / Frank Parker | |
| Women's doubles | |
| Louise Brough / Margaret Osborne | |
| Mixed doubles | |
| Margaret Osborne / Bill Talbert | |
The 1943 U.S. National Championships (now known as the US Open) was a tennis tournament that took place on the outdoor grass courts at the West Side Tennis Club, Forest Hills in New York City, New York. The tournament ran from September 1 until September 6. It was the 63rd staging of the U.S. National Championships and due to World War II it was the only Grand Slam tennis event of the year.