Marat Deviatiarov defeated Vasko Mladenov 6-4 6-4 in the Ukraine F3 round of 16 on clay. The upset overturned the form book — Vasko Mladenov came in leading the head-to-head 2–0. Marat Deviatiarov claimed a first win over Vasko Mladenov in three meetings, narrowing 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 |
| 2015-10-12 | Ukraine F6 | QF | clay | Vasko Mladenov | 6-4 6-4 |
Averages over each player's completed matches in the selected window (148 vs 55). 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