Miljan Zekic defeated Vasko Mladenov 7-6 6-3 in the Bulgaria F7 qualifying round on clay. The upset overturned the form book — Vasko Mladenov came in leading the head-to-head 2–0. Miljan Zekic claimed a first win over Vasko Mladenov in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2019-02-12 | M15 Monastir 6 | R32 | hard | Vasko Mladenov | 6-0 2-6 6-4 |
| 2008-09-08 | Bulgaria F8 | R16 | clay | Vasko Mladenov | 4-6 7-5 7-6(5) |
Averages over each player's completed matches in the selected window (200 vs 13). 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