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| Rank | Player | Age | Tournament |
|---|---|---|---|
| 1 | 17y 4d | Australian Open 1984 | |
| 2 | 17y 18d | Wimbledon 1973 | |
| 3 | 17y 159d | Australian Open 1976 | |
| 4 | 17y 188d | Australian Open 1982 | |
| 5 | 17y 214d | Wimbledon 1985 | |
| 6 | 17y 338d | Australian Championships 1968 | |
| 7 | 18y 124d | Wimbledon 1977 | |
| 8 | 18y 213d | Wimbledon 1986 | |
| 9 | 18y 241d | Wimbledon 2011 | |
| 10 | 18y 285d | Wimbledon 1990 |
