Loading…
| Rank | Player | Age | Tournament |
|---|---|---|---|
| 1 | 17y 125d | Australian Open 1989 | |
| 2 | 18y 117d | US Open 2021 | |
| 3 | 18y 122d | US Open 1988 | |
| 4 | 18y 277d | US Open 1986 | |
| 5 | 18y 362d | US Open 2001 | |
| 6 | 18y 364d | US Open 1993 | |
| 7 | 19y 7d | US Open 1983 | |
| 8 | 19y 13d | US Open 1983 | |
| 9 | 19y 15d | US Open 1990 | |
| 10 | 19y 93d | US Open 1984 |
