The 1924 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, United States. The women's tournament was held from August 11 until August 16 while the men's tournament ran from August 25 until September 2. It was the 44th staging of the U.S. National Championships and the third Grand Slam tennis event of the year.
| 1924 U.S. National Championships | |
|---|---|
| Date | August 25 – September 2 (M) August 11 – 16 (W) |
| Edition | 44th |
| Kategorie | Grand Slam (ITF) |
| Surface | Grass |
| Standort | Forest Hills, Queens New York City, United States |
| Venue | West Side Tennis Club |
| Champions | |
| Men's singles | |
 Bill Tilden[1] | |
| Women's singles | |
| Helen Wills Moody[1] | |
| Men's doubles | |
| Howard Kinsey / Robert Kinsey[2] | |
| Women's doubles | |
| Hazel Hotchkiss Wightman / Helen Wills[3] | |
| Mixed doubles | |
| Helen Wills / Vincent Richards[4] | |
Finals
editMen's singles
edit Bill Tilden defeated Bill Johnston 6–1, 9–7, 6–2
Women's singles
edit Helen Wills defeated Molla Mallory 6–1, 6–3
Men's doubles
edit Howard Kinsey / Robert Kinsey defeated 
Gerald Patterson / Pat O'Hara Wood 7–5, 5–7, 7–9, 6–3, 6–4
Women's doubles
edit Hazel Hotchkiss Wightman / Helen Wills defeated Eleanor Goss / Marion Zinderstein Jessup 6–4, 6–3
Mixed doubles
edit Helen Wills / Vincent Richards defeated Molla Mallory / Bill Tilden 6–8, 7–5, 6–0