Loading…
| Rank | Player | Age | Tournament |
|---|---|---|---|
| 1 | 17y 214d | Wimbledon 1985 | |
| 2 | 18y 213d | Wimbledon 1986 | |
| 3 | 19y 98d | Australian Open 1983 | |
| 4 | 19y 310d | Australian Open 1985 | |
| 5 | 20y 14d | Wimbledon 1976 | |
| 6 | 20y 59d | Wimbledon 2023 | |
| 7 | 20y 96d | Australian Open 1984 | |
| 8 | 20y 357d | Australian Open 1987 | |
| 9 | 21y 13d | Wimbledon 1977 | |
| 10 | 21y 57d | Wimbledon 2024 | |
| 11 | 21y 114d | Australian Open 1974 | |
| 12 | 21y 119d | Wimbledon 2002 | |
| 13 | 21y 180d | Australian Open 1976 | |
| 14 | 21y 216d | Wimbledon 1989 | |
| 15 | 21y 294d | Wimbledon 1974 | |
| 16 | 21y 313d | Wimbledon 1993 | |
| 17 | 21y 318d | Wimbledon 2003 | |
| 18 | 21y 359d | US Open 1974 | |
| 19 | 22y 19d | Wimbledon 1978 | |
| 20 | 22y 20d | Wimbledon 2008 |
