Boris Borgula defeated Michel Kratochvil 6-3 6-2 in the Croatia F1 round of 16 on hard. The upset overturned the form book — Michel Kratochvil came in leading the head-to-head 1–0, but Boris Borgula had been the form player, winning 3 of their last 4 on hard. Boris Borgula claimed a first win over Michel Kratochvil in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-04-26 | Munich | Q32 | clay | Michel Kratochvil | 6-0 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.