Piotr Matuszewski advanced when Adam Chadaj retired 1-0 in the Poland F4 round of 32. Piotr Matuszewski claimed a first win over Adam Chadaj in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2017-07-17 | Poland F6 | QF | clay | Adam Chadaj | 6-1 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.