Karel Triska defeated Theodor Devoty 6-4 6-3 in the Czech Rep F2 round of 16 on clay. The upset overturned the form book — Theodor Devoty came in leading the head-to-head 1–0. Karel Triska claimed a first win over Theodor Devoty in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-06-05 | Slovenia F2 | R32 | clay | Theodor Devoty | 7-6(5) 5-7 6-2 |