1977 US Open
Date	29 August – 11 September
Edition	97th
Category	Grand Slam (ITF)
Surface	Clay / outdoor
Location	Forest Hills, Queens, United States
Venue	West Side Tennis Club
Champions
Men's singles
Guillermo Vilas[1]
Women's singles
Chris Evert
Men's doubles
Bob Hewitt / Frew McMillan
Women's doubles
Martina Navratilova / Betty Stöve
Mixed doubles
Betty Stöve / Frew McMillan
← 1976 · US Open · 1978 →

The 1977 US Open was a tennis tournament that took place on the outdoor clay courts at the West Side Tennis Club in Forest Hills, Queens, in New York City, United States. The tournament ran from 29 August until 11 September. It was the 97th staging of the US Open, and the fourth Grand Slam tennis event of 1977. This was the third and final year in which the US Open was played on clay courts.^[2] After 68 years it was the final time the championship was played at the West Side Tennis Club in Forest Hills before moving to Flushing Meadows for the 1978 tournament.^[3]

Seniors

Men's singles

Guillermo Vilas defeated Jimmy Connors 2–6, 6–3, 7–6^(7-4), 6–0

• It was Vilas's 2nd career Grand Slam title, and his 1st (and only) US Open title. He was the first Argentine tennis player to win the US Open.

Women's singles

Chris Evert defeated Wendy Turnbull 7–6, 6–2

• It was Evert's 7th career Grand Slam title, and her 3rd (consecutive) US Open title.

Men's doubles

Bob Hewitt / Frew McMillan defeated Brian Gottfried / Raúl Ramírez 6–4, 6–0

Women's doubles

Martina Navratilova / Betty Stöve defeated Renee Richards / Betty-Ann Stuart 6–1, 7–6

Mixed doubles

Betty Stöve / Frew McMillan defeated Billie Jean King / Vitas Gerulaitis 6–2, 3–6, 6–3

Juniors

Boys' singles

Van Winitsky defeated Eliot Teltscher 6–4, 6–4

Girls' singles

Claudia Casabianca defeated Lea Antonoplis 6–3, 2–6, 6–2