David Poljak defeated Michal Dembek 6-3 6-4 in the M15 Koszalin 1 semi-final on clay. The result followed the form book — David Poljak came in leading the head-to-head 1–0. David Poljak extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2021-08-07 | M25 Grodzisk Mazowiecki 1 | R16 | clay | David Poljak | 6-3 3-6 6-3 |
Averages over each player's completed matches in the selected window (84 vs 4). 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