Filip Kascak defeated Blaz Trupej 4-6 6-2 6-2 in the Slovenia Masters 1 qualifying round on clay. The upset overturned the form book — Blaz Trupej came in leading the head-to-head 1–0, but Filip Kascak had been the form player, winning 5 of their last 10 on clay. Filip Kascak claimed a first win over Blaz Trupej in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1994-04-02 | Croatia 1 Masters 2 | R32 | clay | Blaz Trupej | 6-1 6-4 |