Best percentage in a season at Best of 5
Best percentage in a season at Best of 5
| Rank | Player | Percentage | Wins | Total | Year |
|---|---|---|---|---|---|
| 1 |  John McEnroe | 96.47% | 82 | 85 | 1984 |
| 2 | Jimmy Connors | 95.92% | 94 | 98 | 1974 |
| 3 |  Roger Federer | 95.29% | 81 | 85 | 2005 |
| 4 | Roger Federer | 94.85% | 92 | 97 | 2006 |
| 5 |  Bjorn Borg | 93.33% | 84 | 90 | 1979 |
| 6 |  Novak Djokovic | 93.18% | 82 | 88 | 2015 |
| 7 | Jimmy Connors | 92.52% | 99 | 107 | 1976 |
| 8 |  Jannik Sinner | 92.50% | 37 | 40 | 2026 |
| 9 | Roger Federer | 92.50% | 74 | 80 | 2004 |
| 10 | Ivan Lendl | 92.50% | 74 | 80 | 1986 |