John Isner defeated Gael Monfils 7-6(5) 6-4 in the 2021 Canadian Open quarterfinal on hard courts.
Match Statistics
| Stat | John Isner | Gael Monfils |
| Aces | 13 | 12 |
| Double faults | 2 | 11 |
| First serve % | 69 | 48 |
| First serve points won % | 78 | 80 |
| Second serve points won % | 67 | 53 |
| Break points saved % | 100 | 86 |
| Break points converted % | 14 | 0 |
| Service points won % | 75 | 66 |
| Return points won % | 34 | 25 |
| Total points won % | 54 | 46 |
Player Comparison
| Field | John Isner | Gael Monfils |
| Country |
USA
|
FRA
|
| Birth date | Apr 26, 1985 | Sep 1, 1986 |
| Age | 36 | 34 |
| Height | 208 cm | 193 cm |
| Handedness | Right-Handed | Right-Handed |
| Backhand style | Two-Handed Backhand | Two-Handed Backhand |
| Ranking (entering) | 30 | 24 |
| Ranking points (entering) | 1,901 | 2,253 |
| Elo (entering) | 1,974 | 1,795 |
| Current career W-L | 470–294 | 576–362 |
| Current career earnings | $22,433,361 | $25,067,477 |
Path
John Isner's path
John Isner's next match