Johan Alven defeated Dusan Prchlik 1-6 7-5 6-3 in the Czechoslovakia Masters 3 round of 16 on clay. The upset overturned the form book — Dusan Prchlik came in leading the head-to-head 1–0. Johan Alven claimed a first win over Dusan Prchlik in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1993-08-21 | Slovak Republic Masters 2 | R32 | clay | Dusan Prchlik | 3-6 6-3 6-3 |