Head to head
0
Hard
2
1
Clay
1
1
Grass
0
Denis Istomin's wins on the left · Sergiy Stakhovsky's on the right · bar lengths share one scale
All meetings (5)
| 2015 | Nottingham | Grass | R16 | Denis Istomin | 7-5 6-4 |
| 2015 | Dubai | Hard | R16 | Sergiy Stakhovsky | 6-4 3-6 6-4 |
| 2014 | Roland Garros | Clay | R128 | Denis Istomin | 6-3 6-4 2-6 6-3 |
| 2011 | Munich | Clay | R32 | Sergiy Stakhovsky | 5-1 RET |
| 2010 | New Haven | Hard | F | Sergiy Stakhovsky | 3-6 6-3 6-4 |
Methodology
Head-to-head totals and surface splits exclude walkovers (no match was played), which follows ATP convention — walkover meetings still appear in the match list. The momentum chart plots the running lead across all counted meetings, oldest to newest.