Igor Zelenay defeated Kamil Vondracek 6-1 6-4 in the Slovak Rep F5 round of 32 on clay. The upset overturned the form book — Kamil Vondracek came in leading the head-to-head 1–0, but Igor Zelenay had been the form player, winning 1 of their last 6 on clay. Igor Zelenay claimed a first win over Kamil Vondracek in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2000-08-21 | Slovak Rep Masters 4 | R32 | clay | Kamil Vondracek | 4-6 6-4 7-6(0) |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.