1961 U.S. National Championships (tennis)

The 1961 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 September 1 until September 10, 1961. It was the 81st staging of the U.S. National Championships, and the fourth Grand Slam tennis event of 1961.

Men's singles
🇦🇺 Roy Emerson defeated 🇦🇺 Rod Laver 7–5, 6–3, 6–2

Women's singles
🇺🇸 Darlene Hard defeated Ann Haydon  6–3, 6–4

Men's doubles
🇺🇸 Chuck McKinley / 🇺🇸 Dennis Ralston  defeated 🇲🇽 Rafael Osuna / 🇲🇽 Antonio Palafox 6–3, 6–4, 2–6, 13–11

Women's doubles
🇺🇸 Darlene Hard / 🇦🇺 Lesley Turner defeated Edda Buding / 🇲🇽 Yola Ramírez 6–4, 5–7, 6–0

Mixed doubles
🇦🇺 Margaret Smith / 🇦🇺 Bob Mark defeated 🇺🇸 Darlene Hard / 🇺🇸 Dennis Ralston default