By surface
| Surface | Viktor Troicki | Denis Istomin |
|---|---|---|
| Hard | 2 | 1 |
All meetings (3)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2018-02-05 | ATP | Sofia | Round of 16 | Hard | Viktor Troicki | 7-64 | 1-6 | 7-65 | ||
| 2011-09-26 | ATP | Kuala Lumpur | Round of 16 | Hard | Viktor Troicki | 6-1 | 6-4 | |||
| 2010-08-22 | ATP | New Haven | Semifinal | Hard | Denis Istomin | 6-710 | 6-3 | 2-6 |