Head to head
1
Hard
1
0
Grass
1
John Isner's wins on the left · Jannik Sinner's on the right · bar lengths share one scale
All meetings (4)
| 2022 | Wimbledon | Grass | R32 | Jannik Sinner | 6-4 7-6(4) 6-3 |
| 2021 | Davis Cup Finals RR: USA vs ITA | Hard | RR | Jannik Sinner | 6-2 6-0 |
| 2021 | Indian Wells Masters | Hard | R32 | Jannik Sinner | W/O |
| 2021 | Cincinnati Masters | Hard | R32 | John Isner | 5-7 7-6(4) 6-4 |
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.