Stefan Wiespeiner defeated Blaz Kavcic 7-5 6-1 in the Austria F6 round of 32 on clay. The upset overturned the form book — Blaz Kavcic came in leading the head-to-head 1–0, but Stefan Wiespeiner had been the form player, winning 3 of their last 6 on clay. Stefan Wiespeiner claimed a first win over Blaz Kavcic in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-06-12 | Slovenia F3 | R32 | clay | Blaz Kavcic | 6-4 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.