Alessio Di Mauro defeated Petr Dezort 7-6 1-6 7-6 in the Poland F2 qualifying round on clay. The upset overturned the form book — Petr Dezort came in leading the head-to-head 2–0, but Alessio Di Mauro had been the form player, winning 7 of their last 10 on clay. Alessio Di Mauro claimed a first win over Petr Dezort in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-11-07 | Egypt 2 Masters 4 | SF | hard | Petr Dezort | 6-3 6-2 |
| 1998-05-02 | Bulgaria Masters 1 | SF | clay | Petr Dezort | 6-4 6-0 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.