Simon Wernhart defeated Jaka Bozic 7-6 6-2 in the Croatia F5 round of 32 on clay. The upset overturned the form book — Jaka Bozic came in leading the head-to-head 1–0. Simon Wernhart claimed a first win over Jaka Bozic in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-08-10 | Croatia F4 | SF | clay | Jaka Bozic | 6-1 6-3 |