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| Rank | Player | Age | Tournament |
|---|---|---|---|
| 1 | 17y 190d | Rotterdam 1999 | |
| 2 | 18y 4d | Tokyo Indoor 1993 | |
| 3 | 18y 50d | Brussels 1990 | |
| 4 | 18y 57d | Stuttgart-1 1990 | |
| 5 | 18y 114d | Singapore 1997 | |
| 6 | 18y 152d | Brussels 1990 | |
| 7 | 18y 159d | Stuttgart-1 1990 | |
| 8 | 18y 161d | Milan 1993 | |
| 9 | 18y 164d | Vienna 1996 | |
| 10 | 18y 168d | Stuttgart Indoor 1993 | |
| 11 | 18y 184d | Toronto-1 1990 | |
| 12 | 18y 191d | Philadelphia 1990 | |
| 13 | 18y 220d | Tokyo Indoor 1992 | |
| 14 | 18y 228d | Tokyo-2 1990 | |
| 15 | 18y 288d | Tokyo-2 1990 | |
| 16 | 18y 335d | Tokyo Indoor 1995 | |
| 17 | 18y 354d | Brussels 1991 | |
| 18 | 19y 18d | Tokyo Indoor 1995 | |
| 19 | 19y 19d | Rotterdam 1999 | |
| 20 | 19y 41d | Tokyo Indoor 1993 |