Youngest Players to Reach No. 10
The youngest player ever to reach ATP No. 10 is Andy Roddick, who achieved this milestone at 20y 4m 0d on 2002-12-30. The second youngest is Jannik Sinner (20y 4m 11d on 2021-12-27). Third is Richard Krajicek (21y 0m 22d). A total of 49 players have ever reached No. 10. 2 of them did so before turning 21.
| Rank | Player | Age at No. 10 | Date |
|---|---|---|---|
| 1 | 20y 4m 0d | 2002-12-30 | |
| 2 | 20y 4m 11d | 2021-12-27 | |
| 3 | 21y 0m 22d | 1992-12-28 | |
| 4 | 21y 8m 1d | 1991-12-30 | |
| 5 | 21y 9m 14d | 1980-12-29 | |
| 6 | 22y 0m 3d | 1997-12-29 | |
| 7 | 23y 0m 29d | 1989-12-25 | |
| 8 | 24y 0m 7d | 2025-12-29 | |
| 9 | 24y 3m 12d | 1995-12-25 | |
| 10 | 24y 5m 18d | 1994-12-26 | |
| 11 | 24y 6m 12d | 1993-12-27 | |
| 12 | 24y 7m 13d | 1984-12-31 | |
| 13 | 24y 8m 11d | 2009-12-28 | |
| 14 | 24y 8m 16d | 2020-12-28 | |
| 15 | 25y 2m 12d | 1976-12-27 | |
| 16 | 25y 3m 15d | 1996-12-30 | |
| 17 | 25y 7m 0d | 2003-12-29 | |
| 18 | 25y 7m 30d | 2007-12-31 | |
| 19 | 25y 10m 6d | 1978-12-25 | |
| 20 | 25y 10m 15d | 2022-12-26 |
