By surface
| Surface | Denis Istomin | Sam Groth |
|---|---|---|
| Hard | 1 | 0 |
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2013-09-16 | ATP | St. Petersburg | Round of 32 | Hard | Denis Istomin | 6-4 | 3-6 | 7-5 |
| Surface | Denis Istomin | Sam Groth |
|---|---|---|
| Hard | 1 | 0 |
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2013-09-16 | ATP | St. Petersburg | Round of 32 | Hard | Denis Istomin | 6-4 | 3-6 | 7-5 |