Back البطولات الوطنية الأمريكية 1919 (كرة مضرب) Arabic Campeonato nacional de Estados Unidos 1919 Spanish Championnat national de tennis des États-Unis 1919 French U.S. National Championships 1919 Italian 1919年全米選手権 (テニス) Japanese US tenniskampioenschap 1919 Dutch U.S. National Championships 1919 Polish Nacionalno prvenstvo ZDA 1919 Slovenian
| 1919 U.S. National Championships | |
|---|---|
| Date | August 26 – September 4 (M) June 16 – 20 (W) |
| Edition | 39th |
| Category | Grand Slam (ITF) |
| Surface | Grass |
| Location | Forest Hills, Queens New York City, U.S. (M) Chestnut Hill, PA, U.S. (W) |
| Venue | West Side Tennis Club (M) Philadelphia Cricket Club (W) |
| Champions | |
| Men's singles | |
 Bill Johnston[1] | |
| Women's singles | |
| Hazel Hotchkiss Wightman[1] | |
| Men's doubles | |
 Norman Brookes / Gerald Patterson[2] | |
| Women's doubles | |
Marion Zinderstein /  Eleanor Goss[3] | |
| Mixed doubles | |
| Marion Zinderstein / Vincent Richards[4] | |
The 1919 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 June 16 until June 20 while the men's tournament ran from August 26 until September 4. This event marked the 39th staging of the U.S. National Championships and was the second Grand Slam tennis event of the year.