Youngest Players to Reach No. 7
The youngest player ever to reach ATP No. 7 is Mats Wilander, who achieved this milestone at 18y 4m 5d on 1982-12-27. The second youngest is Andre Agassi (19y 7m 26d on 1989-12-25). Third is Lleyton Hewitt (19y 10m 1d). A total of 45 players have ever reached No. 7. 4 of them did so before turning 21.
| Rank | Player | Age at No. 7 | Date |
|---|---|---|---|
| 1 | 18y 4m 5d | 1982-12-27 | |
| 2 | 19y 7m 26d | 1989-12-25 | |
| 3 | 19y 10m 1d | 2000-12-25 | |
| 4 | 20y 10m 2d | 1984-12-31 | |
| 5 | 21y 4m 2d | 1997-12-29 | |
| 6 | 21y 9m 12d | 1995-12-25 | |
| 7 | 22y 3m 14d | 1993-12-27 | |
| 8 | 22y 7m 1d | 1987-12-28 | |
| 9 | 22y 8m 10d | 2019-12-30 | |
| 10 | 22y 11m 14d | 2004-12-27 | |
| 11 | 23y 2m 29d | 1990-12-31 | |
| 12 | 23y 10m 9d | 1986-12-29 | |
| 13 | 24y 0m 2d | 2008-12-29 | |
| 14 | 24y 3m 8d | 2012-12-31 | |
| 15 | 24y 3m 22d | 1998-12-28 | |
| 16 | 24y 7m 24d | 2006-12-25 | |
| 17 | 24y 10m 25d | 1973-12-31 | |
| 18 | 24y 11m 5d | 1992-12-28 | |
| 19 | 25y 0m 24d | 1996-12-30 | |
| 20 | 25y 7m 12d | 1985-12-30 |