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| # | Player | First Tournament | First Date | Last Tournament | Last Date | Timespan |
|---|---|---|---|---|---|---|
| 1 |  Richard Gasquet | Roland Garros | 2002-05-27 | Roland Garros | 2025-05-26 | 8400d (23y 5d) |
| 2 |  Roger Federer | Roland Garros | 1999-05-24 | Wimbledon | 2021-06-28 | 8071d (22y 41d) |
| 3 |  Jimmy Connors | US Open | 1970-09-02 | US Open | 1992-08-31 | 8034d (22y 4d) |
| 4 |  Feliciano Lopez | Roland Garros | 2001-05-28 | Wimbledon | 2022-06-27 | 7700d (21y 35d) |
| 5 |  Novak Djokovic | Australian Open | 2005-01-17 | Australian Open | 2026-01-30 | 7683d (21y 18d) |
| 6 | Gael Monfils | Australian Open | 2005-01-17 | Australian Open | 2026-01-20 | 7673d (21y 8d) |
| 7 | Rafael Nadal | Wimbledon | 2003-06-23 | Roland Garros | 2024-05-26 | 7643d (20y 343d) |
| 8 |  Tommy Haas | US Open | 1996-08-26 | Wimbledon | 2017-07-03 | 7616d (20y 316d) |
| 9 | Stan Wawrinka | Roland Garros | 2005-05-23 | Australian Open | 2026-01-22 | 7549d (20y 249d) |
| 10 | Fabrice Santoro | Roland Garros | 1989-05-29 | Australian Open | 2010-01-18 | 7539d (20y 239d) |