Best percentage in a season in Quarterfinals
Best percentage in a season in Quarterfinals
| Rank | Player | Percentage | Wins | Total | Year |
|---|---|---|---|---|---|
| 1 |  Roger Federer | 100.00% | 15 | 15 | 2006 |
| 2 |  Ivan Lendl | 100.00% | 13 | 13 | 1986 |
| 3 | John McEnroe | 100.00% | 14 | 14 | 1984 |
| 4 |  Novak Djokovic | 92.86% | 13 | 14 | 2015 |
| 5 | Roger Federer | 92.86% | 13 | 14 | 2005 |
| 6 | Roger Federer | 90.91% | 10 | 11 | 2004 |
| 7 | Jimmy Connors | 89.47% | 17 | 19 | 1974 |
| 8 |  Jannik Sinner | 85.71% | 6 | 7 | 2026 |
| 9 |  Bjorn Borg | 85.71% | 12 | 14 | 1979 |
| 10 | Jimmy Connors | 78.95% | 15 | 19 | 1976 |