The 1941 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 August 30 until September 7. It was the 61st staging of the U.S. National Championships and due to World War II it was the only Grand Slam tennis event of the year.[1]
See main article: 1941 U.S. National Championships – Men's singles. 
Bobby Riggs defeated Frank Kovacs 5–7, 6–1, 6–3, 6–3
See main article: 1941 U.S. National Championships – Women's singles. Sarah Palfrey Cooke defeated Pauline Betz 7–5, 6–2
Jack Kramer / Ted Schroeder defeated Wayne Sabin / Gardnar Mulloy 9–7, 6–4, 6–2 [2]
Sarah Palfrey Cooke / Margaret Osborne defeated Dorothy Bundy / Pauline Betz 3–6, 6–1, 6–4 [3]
Sarah Palfrey Cooke / Jack Kramer defeated Pauline Betz / Bobby Riggs 4–6, 6–4, 6–4 [4]