The 1946 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 August 31 until September 8. It was the 66th staging of the U.S. National Championships, and the fourth Grand Slam tennis event of the year. US Open 1946: August 31 – September 8, 1946 at West Side Tennis Club. Men's singles: Jack Kramer. Women's singles: Pauline Betz Addie — 5th major title. Wiki link