Jan Mertl defeated Herbert Wiltschnig 6-2 6-3 in the Austria F1 semi-final on clay. Jan Mertl extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2005-09-19 | Iran F4 | F | clay | Herbert Wiltschnig | 7-5 6-3 |
| 2002-09-23 | Czech Rep F5 | R32 | clay | Jan Mertl | 6-4 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.