Head to head
1
Hard
4
Jan-Lennard Struff's wins on the left · John Isner's on the right · bar lengths share one scale
All meetings (5)
| 2022 | ATP Cup | Hard | R128 | Jan-Lennard Struff | 7-6(7) 4-6 7-5 |
| 2019 | US Open | Hard | R64 | John Isner | 6-3 7-6(4) 7-6(5) |
| 2016 | Paris Masters | Hard | R16 | John Isner | 6-4 6-7(4) 6-3 |
| 2016 | Vienna | Hard | R32 | John Isner | 6-7(1) 6-3 6-4 |
| 2014 | US Open | Hard | R64 | John Isner | 7-6(5) 6-4 6-2 |
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.