Youngest winner of the US Open Men's Singles
- Who
- Pete Sampras
- What
- 19/28 year(s):day(s)
- Where
- United States (New York,)
- When
- 09 September 1990
The youngest man to win the US Open Singles Tennis Championship is Pete Sampras (USA) (b. August 12, 1971) who was 19yr 28 days when he won September 9, 1990.