| 1939 U.S. National Championships | |
|---|---|
| Date | September 7–17 |
| Edition | 59th |
| Category | Grand Slam (ITF) |
| Surface | Grass |
| Location | Forest Hills, Queens New York City, United States |
| Venue | West Side Tennis Club |
| Champions | |
| Men's singles | |
 Bobby Riggs | |
| Women's singles | |
| Alice Marble | |
| Men's doubles | |
 Adrian Quist / John Bromwich | |
| Women's doubles | |
| Sarah Palfrey / Alice Marble | |
| Mixed doubles | |
| Alice Marble / Harry Hopman | |
The 1939 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 tournament ran from September 7 until September 17. It was the 59th staging of the U.S. National Championships and the fourth Grand Slam tennis event of the year.[1]
- ^ Collins, Bud (2010). The Bud Collins History of Tennis (2nd ed.). [New York]: New Chapter Press. pp. 64–66. ISBN 978-0942257700.