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| Rank | Player | Age | Tournament |
|---|---|---|---|
| 1 | 16y 28d | US Open 1983 | |
| 2 | 16y 188d | US Open 1988 | |
| 3 | 17y 26d | US Open 1984 | |
| 4 | 17y 45d | US Open 1980 | |
| 5 | 17y 125d | Australian Open 1989 | |
| 6 | 17y 155d | US Open 1980 | |
| 7 | 17y 187d | US Open 1989 | |
| 8 | 17y 229d | Australian Open 2004 | |
| 9 | 17y 260d | US Open 1990 | |
| 10 | 17y 269d | Australian Open 1989 |
