Riccardo Balzerani defeated Olaf Pieczkowski 7-6 6-1 in the M15 Sozopol 2 round of 16 on hard. The upset overturned the form book — Olaf Pieczkowski came in leading the head-to-head 1–0. Riccardo Balzerani claimed a first win over Olaf Pieczkowski in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2022-10-05 | M15 Sozopol 1 | R32 | hard | Olaf Pieczkowski | 7-5 6-3 |
Averages over each player's completed matches in the selected window (18 vs 49). 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