Wojtek Kowalski defeated Jan Kroslak 6-4 6-4 in the Netherlands Masters 4 final on clay. The upset overturned the form book — Jan Kroslak came in leading the head-to-head 1–0. Wojtek Kowalski claimed a first win over Jan Kroslak in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1994-06-20 | Netherlands Masters 3 | SF | clay | Jan Kroslak | 6-2 3-6 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.