By surface
| Surface | John Isner | Alex Michelsen |
|---|---|---|
| Grass | 0 | 1 |
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2023-07-17 | ATP | Newport | Semifinal | Grass | Alex Michelsen | 6-76 | 4-6 |
| Surface | John Isner | Alex Michelsen |
|---|---|---|
| Grass | 0 | 1 |
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2023-07-17 | ATP | Newport | Semifinal | Grass | Alex Michelsen | 6-76 | 4-6 |