Loading…
| Rank | Player | Age | Tournament |
|---|---|---|---|
| 1 | 19y 15d | US Open 1990 | |
| 2 | 19y 116d | US Open 2022 | |
| 3 | 20y 184d | US Open 2001 | |
| 4 | 20y 192d | US Open 1979 | |
| 5 | 20y 214d | US Open 2000 | |
| 6 | 20y 237d | Australian Open 2008 | |
| 7 | 20y 341d | US Open 2009 | |
| 8 | 20y 360d | US Open 2003 | |
| 9 | 21y 148d | Australian Open 1992 | |
| 10 | 21y 191d | US Open 1980 |
