1956 U.S. National Championships (tennis)
# 1956 U.S. National Championships (tennis)

The 1956 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 31 August until 9 September. It was the 76th staging of the U.S. National Championships, and the fourth Grand Slam tennis event of the year.

## Finals

### Men's singles

Ken Rosewall (AUS) defeated Lew Hoad (AUS) 4–6, 6–2, 6–3, 6–3

### Women's singles

Shirley Fry (USA) defeated Althea Gibson (USA) 6–3, 6–4

### Men's doubles

Lew Hoad (AUS) / Ken Rosewall (AUS) defeated Ham Richardson (USA) / Vic Seixas (USA) 6–2, 6–2, 3–6, 6–4

### Women's doubles

Louise Brough (USA) / Margaret Osborne (USA) defeated Shirley Fry (USA) / Betty Pratt (USA) 6–3, 6–0

### Mixed doubles

Margaret Osborne (USA) / Ken Rosewall (AUS) defeated Darlene Hard (USA) / Lew Hoad (AUS) 9–7, 6–1

