Bartlomiej Dabrowski defeated Oliver Gross 6-2 6-3 in the Poland Masters 4 qualifying round on clay. The upset overturned the form book — Oliver Gross came in leading the head-to-head 1–0. Bartlomiej Dabrowski claimed a first win over Oliver Gross in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1993-06-27 | Poland Masters 1 | F | clay | Oliver Gross | 6-4 6-4 |
Averages over each player's completed matches in the selected window (2 vs 69). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. Small sample — read as indicative. About