Head to head
4
Hard
1
1
Clay
0
0
Grass
1
Mikhail Kukushkin's wins on the left · Denis Istomin's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (7)
| 2018 | St. Petersburg | Hard | R32 | Mikhail Kukushkin | 7-5 2-4 RET |
| 2016 | Dubai | Hard | R32 | Mikhail Kukushkin | 7-5 7-6(3) |
| 2016 | Brisbane | Hard | R32 | Mikhail Kukushkin | 6-2 7-5 |
| 2015 | St. Petersburg | Hard | R32 | Denis Istomin | 7-6(4) 2-6 6-2 |
| 2015 | Sydney | Hard | R32 | Mikhail Kukushkin | 6-3 7-6(1) |
| 2014 | Eastbourne | Grass | R32 | Denis Istomin | 7-6(6) 6-7(7) 6-3 |
| 2012 | Davis Cup WG PO: KAZ vs UZB | Clay | RR | Mikhail Kukushkin | 6-4 6-2 6-7(5) 6-2 |
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.