1918 U.S. National Championships (tennis)
| 1918 U.S. National Championships | |
|---|---|
| Date | 26 August – 3 September (M) 17 June – 22 June (W) |
| Edition | 38th |
| Category | Grand Slam (ITF) |
| Surface | Grass |
| Location | Forest Hills, Queens New York, United States |
| Venue | West Side Tennis Club |
| Champions | |
| Men's singles | |
 Robert Lindley Murray [1] | |
| Women's singles | |
 Molla Bjurstedt [1] | |
| Men's doubles | |
 Bill Tilden / Vincent Richards [2] | |
| Women's doubles | |
| Marion Zinderstein / Eleonora Sears [3] | |
| Mixed doubles | |
| Hazel Wightman / Irving Wright [4] | |
The 1918 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, United States. The women's tournament was held from 17 Jun until 22 June while the men's tournament ran from 26 August until 3 September. It was the 38th staging of the U.S. National Championships and due to World War I the only Grand Slam tennis event of the year.
Finals
Men's Singles
Robert Lindley Murray defeated Bill Tilden 6–3, 6–1, 7–5
Women's Singles
Molla Bjurstedt defeated Eleanor Goss 6–4, 6–3
Men's Doubles
Bill Tilden / Vincent Richards defeated Fred Alexander / Beals Wright 6–3, 6–4, 3–6, 2–6, 6–4
Women's Doubles
Marion Zinderstein / Eleonora Sears defeated Molla Bjurstedt / Mrs. Rogge 7–5, 8–6
Mixed Doubles
Hazel Wightman / Irving Wright defeated Molla Bjurstedt / Fred Alexander 6–2, 6–4