Vilim Visak defeated Goran Tosic 6-3 4-6 6-4 in the Serbia F4 round of 32 on clay. The upset overturned the form book — Goran Tosic came in leading the head-to-head 1–0. Vilim Visak claimed a first win over Goran Tosic in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-07-22 | Umag | Q32 | clay | Goran Tosic | 7-5 6-2 |