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| Rank | Player | Age | Tournament |
|---|---|---|---|
| 1 | 18y 191d | Philadelphia 1990 | |
| 2 | 20y 157d | Stuttgart Indoor 1992 | |
| 3 | 20y 188d | Philadelphia 1992 | |
| 4 | 20y 344d | Philadelphia 1995 | |
| 5 | 20y 360d | Milan 1995 | |
| 6 | 21y 357d | Philadelphia 1994 | |
| 7 | 22y 82d | Brussels 1990 | |
| 8 | 22y 89d | Stuttgart-1 1990 | |
| 9 | 23y 27d | Tokyo Indoor 1994 | |
| 10 | 23y 76d | Stuttgart Indoor 1995 | |
| 11 | 23y 229d | Tokyo Indoor 1995 | |
| 12 | 24y 5d | London 1998 | |
| 13 | 24y 79d | Brussels 1992 | |
| 14 | 24y 120d | Stuttgart Indoor 1993 | |
| 15 | 24y 165d | Milan 1996 | |
| 16 | 24y 361d | Rotterdam 1999 | |
| 17 | 25y 29d | Stuttgart Indoor 1991 | |
| 18 | 25y 78d | Milan 1993 | |
| 19 | 25y 164d | Milan 1997 | |
| 20 | 25y 192d | Philadelphia 1996 |