The 1951 U.S. National Championships was a tennis tournament that took place on the outdoor grass courts at the West Side Tennis Club, Forest Hills in New York City, New York. The tournament ran from 25 August until 5 September. It was the 71st staging of the U.S. National Championships, and the fourth Grand Slam tennis event of the year. US Open 1951: August 25 – September 5, 1951 at Longwood Cricket Club West Side Tennis Club. Men's singles: Frank Sedgman — 3rd major title. Women's singles: Maureen Connolly. Wiki link