The 1947 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 September 6 until September 14. It was the 67th staging of the U.S. National Championships, and the fourth Grand Slam tennis event of the year. US Open 1947: September 6–14, 1947 at West Side Tennis Club. Men's singles: Jack Kramer — 3rd major title. Women's singles: Louise Brough. Wiki link