Ivan Keskinov defeated Patrik Wennberg 1-6 6-4 6-4 in the Croatia Masters 4 round of 16 on clay. The upset overturned the form book — Patrik Wennberg came in leading the head-to-head 1–0. Ivan Keskinov claimed a first win over Patrik Wennberg in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1993-03-19 | Croatia Masters 3 | QF | clay | Patrik Wennberg | 2-6 6-2 7-5 |