Bartlomiej Dabrowski defeated Ivan Keskinov 7-5 6-3 in the Poland Masters 3 round of 32 on clay. The upset overturned the form book — Ivan Keskinov came in leading the head-to-head 1–0. Bartlomiej Dabrowski claimed a first win over Ivan Keskinov in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1991-06-03 | Hungary Masters 3 | R16 | clay | Ivan Keskinov | 6-3 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.