Nikola Ciric defeated Dejan Petrovic 7-6 6-3 in the Serbia & Montenegro 1 2 qualifying round on clay. The upset overturned the form book — Dejan Petrovic came in leading the head-to-head 1–0. Nikola Ciric claimed a first win over Dejan Petrovic in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2003-08-11 | Serbia & Montenegro 1 4 | SF | clay | Dejan Petrovic | 6-2 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.