Alexander Donski defeated Olaf Pieczkowski 6-1 6-7 6-0 in the M15 Sozopol 1 quarter-final on hard. The result followed the form book — Alexander Donski came in leading the head-to-head 2–0. Alexander Donski extended the head-to-head to 3–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2022-10-18 | M15 Sozopol 3 | R32 | hard | Alexander Donski | 7-6(12) 7-5 |
| 2022-03-24 | M15 Monastir 11 | R32 | hard | Alexander Donski | 5-7 6-2 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.