Stefan Wiespeiner defeated Viktor Troicki 7-6 6-2 in the Serbia & Montenegro F5 semi-final on clay. The upset overturned the form book — Viktor Troicki came in leading the head-to-head 1–0. Stefan Wiespeiner claimed a first win over Viktor Troicki in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2003-08-11 | Serbia & Montenegro 1 1 | R32 | clay | Viktor Troicki | 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.