Adrian Partl defeated Aleksandar Vukic 6-3 7-6 in the Serbia F1 qualifying round on clay. The upset overturned the form book — Aleksandar Vukic came in leading the head-to-head 1–0. Adrian Partl claimed a first win over Aleksandar Vukic in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2015-06-22 | Serbia F3 | R16 | clay | Aleksandar Vukic | 1-6 6-2 6-1 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.