Stian Boretti defeated Filip Prpic 1-6 6-2 6-4 in the Bastad q16 on clay. The upset overturned the form book — Filip Prpic came in leading the head-to-head 1–0, but Stian Boretti had been the form player, winning 2 of their last 4 on clay. Stian Boretti claimed a first win over Filip Prpic in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2003-05-19 | Korea Rep F4 | SF | hard | Filip Prpic | 6-3 7-5 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.