Adam Chadaj defeated Grzegorz Panfil 2-6 7-6 6-4 in the Poland F4 round of 32 on clay. The upset overturned the form book — Grzegorz Panfil came in leading the head-to-head 1–0. Adam Chadaj claimed a first win over Grzegorz Panfil in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-08-29 | Poland F8 | R16 | clay | Grzegorz Panfil | 6-3 6-4 |
Averages over each player's completed matches in the selected window (4 vs 77). 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