Vasko Mladenov defeated Marat Deviatiarov 6-4 6-4 in the Ukraine F6 qualifying round on clay. Vasko Mladenov extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2016-08-08 | Belarus F1 | QF | hard | Vasko Mladenov | 4-6 6-2 6-3 |
| 2015-05-25 | Ukraine F3 | R16 | clay | Marat Deviatiarov | 6-4 6-4 |
Averages over each player's completed matches in the selected window (55 vs 148). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About