Piotr Grynkowski defeated Bartosz Wojnar 4-6 6-3 7-6 in the Czech Republic F1 q64 on clay. The upset overturned the form book — Bartosz Wojnar came in leading the head-to-head 1–0, but Piotr Grynkowski had been the form player, winning 3 of their last 7 on clay. Piotr Grynkowski claimed a first win over Bartosz Wojnar in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2015-08-17 | Poland F2 | Q64 | clay | Bartosz Wojnar | 6-3 6-2 |
Averages over each player's completed matches in the selected window (68 vs 18). ATP, WTA & Challenger.
wins 46% of points on serve vs Grynkowski P.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About