1974 US Open (tennis)

1974 US Open
DateAugust 26 – September 8
Edition94th
CategoryGrand Slam (ITF)
SurfaceGrass
LocationForest Hills, Queens, New York, United States
VenueWest Side Tennis Club
Champions
Men's singles
Jimmy Connors
Women's singles
Billie Jean King
Men's doubles
Bob Lutz / Stan Smith
Women's doubles
Rosemary Casals / Billie Jean King
Mixed doubles
Pam Teeguarden / Geoff Masters

The 1974 US Open was a tennis tournament that took place on the outdoor grass courts at the West Side Tennis Club in Forest Hills, Queens, in New York City in the United States. The tournament was held from August 26 until September 8, 1974. It was the 94th staging of the US Open, and the fourth Grand Slam tennis event of 1974. The girls’ championship was introduced in 1974, and it was the last year the tournament was played on grass courts. Jimmy Connors and Billie Jean King won the singles titles.