Head to head
1
Hard
2
2
Clay
0
Alexandr Dolgopolov's wins on the left · Horacio Zeballos's on the right · bar lengths share one scale
All meetings (5)
| 2018 | Brisbane | Hard | R16 | Alexandr Dolgopolov | 6-1 6-2 |
| 2017 | Bastad | Clay | R16 | Alexandr Dolgopolov | 6-4 6-4 |
| 2017 | Rio De Janeiro | Clay | R16 | Alexandr Dolgopolov | 7-6(4) 4-6 6-4 |
| 2016 | Los Cabos | Hard | R32 | Horacio Zeballos | 6-3 6-3 |
| 2009 | St. Petersburg | Hard | R16 | Horacio Zeballos | 6-3 6-1 |
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.