By surface
| Surface | Thomaz Bellucci | Denis Istomin |
|---|---|---|
| Clay | 2 | 1 |
All meetings (3)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2015-05-17 | ATP | Geneva | Round of 16 | Clay | Thomaz Bellucci | 6-4 | 6-4 | |||
| 2015-04-27 | ATP | Istanbul | Round of 16 | Clay | Thomaz Bellucci | 7-64 | 6-3 | |||
| 2014-04-21 | ATP | Bucharest | Round of 32 | Clay | Denis Istomin | 6-76 | 6-76 |