Head to head
0
Hard
1
1
Clay
0
Denis Istomin's wins on the left · Steve Johnson's on the right · bar lengths share one scale
All meetings (2)
| 2018 | US Open | Hard | R128 | Steve Johnson | 6-3 7-6(6) 6-3 |
| 2015 | Davis Cup WG PO: UZB vs USA | Clay | RR | Denis Istomin | 6-1 3-6 7-6(5) 6-7(3) 7-5 |
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.