Marcin Gawron defeated Mateusz Kowalczyk 6-1 7-5 in the Poland F2 round of 16 on clay. The upset overturned the form book — Mateusz Kowalczyk came in leading the head-to-head 1–0, but Marcin Gawron had been the form player, winning 3 of their last 7 on clay. Marcin Gawron claimed a first win over Mateusz Kowalczyk in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2007-06-04 | Poland F4 | R16 | clay | Mateusz Kowalczyk | 3-6 6-4 6-0 |
Averages over each player's completed matches in the selected window (57 vs 3). 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. About