1910 U.S. National Championships (tennis)
| 1910 U.S. National Championships | |
|---|---|
| Date | 15–25 August (M) 20–26 June (W) |
| Edition | 30th |
| Category | Grand Slam |
| Surface | Grass |
| Location | Newport, R.I., United States (M) Philadelphia, PA, United States (W) |
| Venue | Newport Casino (M) Philadelphia Cricket Club (W) |
| Champions | |
| Men's singles | |
 William Larned[1] | |
| Women's singles | |
| Hazel Hotchkiss[1] | |
| Men's doubles | |
| Fred Alexander / Harold Hackett[1] | |
| Women's doubles | |
| Hazel Hotchkiss / Edith Rotch[1] | |
| Mixed doubles | |
| Hazel Hotchkiss / Joseph Carpenter, Jr.[1] | |
The 1910 U.S. National Championships (now known as the US Open) took place on the outdoor grass courts at the Newport Casino in Newport, United States. The men's singles tournament ran from 15 August until 25 August while the women's singles and doubles championship took place from 20 June to 26 June at the Philadelphia Cricket Club in Chestnut Hill. It was the 30th staging of the U.S. National Championships, and the third Grand Slam tennis event of the year.
Finals
Men's singles
William Larned (USA) defeated Tom Bundy (USA) 6–1, 5–7, 6–0, 6–8, 6–1
Women's singles
Hazel Hotchkiss (USA) defeated Louise Hammond (USA) 6–4, 6–2
Men's doubles
Fred Alexander (USA) / Harold Hackett (USA) defeated Tom Bundy (USA) / Trowridge Hendrick (USA) 6–1, 8–6, 6–3
Women's doubles
Hazel Hotchkiss (USA) / Edith Rotch (USA) defeated Adelaide Browning (USA) / Edna Wildey (USA) 6–4, 6–4
Mixed doubles
Hazel Hotchkiss (USA) / Joseph Carpenter, Jr. (USA) defeated 
Edna Wildey (USA) / Herbert M. Tilden (USA) 6–2, 6–2