Drazen Petrovic defeated Aleksandar Tomas 6-0 6-0 in the M15 Prijedor 1 round of 32 on clay. The upset overturned the form book — Aleksandar Tomas came in leading the head-to-head 1–0. Drazen Petrovic claimed a first win over Aleksandar Tomas in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2021-08-03 | M15 Novi Sad 2 | Q16 | clay | Aleksandar Tomas | 6-7(3) 6-0 10-8 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.