1971 US Open (tennis)
- Australian Open
- French Open
- Wimbledon Championships
- U.S. Open
The 91st U.S. Open 1971, there were a tennis grass court tournament Class Grand Slam, which was organized by the ITF. It was held from 1 to 12 September 1971 in Forest Hills, New York, United States instead.
Defender of the single were Ken Rosewall in the men's and Margaret Court with the ladies. In the men's doubles were Pierre Barthes and Nikola Pilić, in women's doubles Margaret Court and Judy Dalton and Mixed Margaret Court and Marty Riessen the defending champions.
- 2.1 seedings
- 3.1 seedings
- 4.1 seedings
- 5.1 seedings
Men's Singles
→ Main article: U.S. Open 1971/Herreneinzel
Seedings
Women's Singles
→ Main article: U.S. Open 1971/Dameneinzel
Seedings
Men's doubles
→ Main article: U.S. Open 1971/Herrendoppel
Seedings
Women Doubles
→ Main article: U.S. Open 1971/Damendoppel
Seedings
Mixed
→ Main article: U.S. Open 1971/Mixed