Head to head
1
Hard
0
0
Clay
1
Gregoire Barrere's wins on the left · John Isner's on the right · bar lengths share one scale
All meetings (2)
| 2023 | Auckland | Hard | R32 | Gregoire Barrere | 6-7(3) 7-6(5) 6-3 |
| 2022 | Roland Garros | Clay | R64 | John Isner | 6-4 6-4 3-6 7-6(5) |
Methodology
Head-to-head totals and surface splits exclude walkovers (no match was played), which follows ATP convention — walkover meetings still appear in the match list. The momentum chart plots the running lead across all counted meetings, oldest to newest.