Loading…
| Rank | Player | Age | Tournament |
|---|---|---|---|
| 1 | 9y 101d | Australian Open 1972 | |
| 2 | 10y 101d | Australian Open 1973 | |
| 3 | 11y 101d | Australian Open 1974 | |
| 4 | 15y 191d | US Open 1987 | |
| 5 | 16y 9d | US Open 1980 | |
| 6 | 16y 28d | US Open 1983 | |
| 7 | 16y 78d | Australian Championships 1968 | |
| 8 | 16y 89d | Australian Open 2009 | |
| 9 | 16y 90d | Roland Garros 1988 | |
| 10 | 16y 119d | Wimbledon 1988 |
