Marko Tkalec defeated Armin Sandbichler 6-3 7-6 in the Bosnia & Herzegovina F6 round of 32 on clay. The upset overturned the form book — Armin Sandbichler came in leading the head-to-head 1–0, but Marko Tkalec had been the form player, winning 5 of their last 5 on clay. Marko Tkalec claimed a first win over Armin Sandbichler in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2008-06-30 | Austria F5 | SF | clay | Armin Sandbichler | 6-3 6-2 |