Head to head
1
Hard
0
1
Clay
0
John Isner's wins on the left · Henri Laaksonen's on the right · bar lengths share one scale
All meetings (2)
| 2018 | Houston | Clay | R16 | John Isner | 6-4 6-2 |
| 2017 | Davis Cup WG R1: SUI vs USA | Hard | RR | John Isner | 4-6 6-2 6-2 7-6(1) |
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.