Jonathan Mridha defeated Olaf Pieczkowski 4-6 6-3 7-5 in the M15 Meerbusch 1 quarter-final on clay. The upset overturned the form book — Olaf Pieczkowski came in ranked #683, leading the head-to-head 1–0. Jonathan Mridha claimed a first win over Olaf Pieczkowski in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2023-08-31 | M15 Szczawno 1 | R16 | clay | Olaf Pieczkowski | 3-1 |
Averages over each player's completed matches in the selected window (121 vs 200). 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