By surface
| Surface | John Isner | Izak Van Der Merwe |
|---|---|---|
| Grass | 1 | 0 |
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2012-07-09 | ATP | Newport | Quarterfinal | Grass | John Isner | 6-4 | 7-62 |
| Surface | John Isner | Izak Van Der Merwe |
|---|---|---|
| Grass | 1 | 0 |
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2012-07-09 | ATP | Newport | Quarterfinal | Grass | John Isner | 6-4 | 7-62 |