1990 US Open
Date	August 27 – September 9
Edition	110th
Category	Grand Slam (ITF)
Surface	Hardcourt
Location	New York City, New York, United States
Champions
Men's singles
Pete Sampras
Women's singles
Gabriela Sabatini
Men's doubles
Pieter Aldrich / Danie Visser
Women's doubles
Gigi Fernández / Martina Navratilova
Mixed doubles
Elizabeth Smylie / Todd Woodbridge
Boys' singles
Andrea Gaudenzi
Girls' singles
Magdalena Maleeva
Boys' doubles
Sébastien Leblanc / Greg Rusedski
Girls' doubles
Kristin Godridge / Kirrily Sharpe
← 1989 · US Open · 1991 →

The 1990 US Open was a tennis tournament played on outdoor hard courts at the USTA National Tennis Center in New York City in the United States. It was the 110th edition of the US Open and was held from August 27 to September 9, 1990.

Seniors

Men's singles

Pete Sampras defeated Andre Agassi 6–4, 6–3, 6–2

• It was Pete Sampras' 1st career Grand Slam title and his 1st US Open title. He became the youngest US Open men's singles champion at 19 years, 28 days.

Women's singles

Gabriela Sabatini defeated Steffi Graf 6–2, 7–6^(7–4)

• It was Sabatini's only Grand Slam title. She became the first female tennis player from Argentina to win a Grand Slam singles title.

Men's doubles

Pieter Aldrich / Danie Visser defeated Paul Annacone / David Wheaton 6–2, 7–6 (7–3), 6–2

• It was Pieter Aldrich's 2nd and last career Grand Slam title and his only US Open title. It was Danie Visser's 2nd career Grand Slam title and his only US Open title.

Women's doubles

Gigi Fernández / Martina Navratilova defeated Jana Novotná / Helena Suková 6–2, 6–4

• It was Gigi Fernández's 2nd career Grand Slam title and her 2nd US Open title. It was Martina Navratilova's 55th career Grand Slam title and her 15th US Open title.

Mixed doubles

Elizabeth Smylie / Todd Woodbridge defeated Natasha Zvereva / Jim Pugh 6–4, 6–2

• It was Elizabeth Smylie's 3rd career Grand Slam title and her 2nd and last US Open title. It was Todd Woodbridge's 1st career Grand Slam title and his 1st US Open title.

Juniors

Boys' singles

Andrea Gaudenzi defeated Mikael Tillström 6–2, 4–6, 7–6

Girls' singles

Magdalena Maleeva defeated Noëlle van Lottum 7–5, 6–2

Boys' doubles

Sébastien Leblanc / Greg Rusedski defeated Marten Renström / Mikael Tillström 6–7, 6–3, 6–4

Girls' doubles

Kristin Godridge / Kirrily Sharpe defeated Erika deLone / Lisa Raymond 4–6, 7–5, 6–2

Other events

Gentlemen's invitation singles

Sandy Mayer defeated Tom Gullikson 6–4, 6–4

Gentlemen's invitation doubles

Tom Gullikson / Dick Stockton defeated Mark Edmondson / Sherwood Stewart 6–7, 7–6, 6–4

Ladies' invitation doubles

Rosemary Casals / Billie Jean King defeated Wendy Turnbull / Virginia Wade 2–6, 6–4, 6–3

Prize money

Total prize money for the event was $6,349,250.