Ekaterina Kazionova defeated Aliona Bolsova 6-3 6-2 in the W35 Casablanca 1 round of 32 on clay. The upset overturned the form book — Aliona Bolsova came in ranked #345, leading the head-to-head 2–1. Ekaterina Kazionova narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2025-09-26 | W35 Reus 1 | QF | clay | Aliona Bolsova | 6-3 6-3 |
| 2025-06-26 | W35 Perigueux 1 | R16 | clay | Ekaterina Kazionova | 3-6 7-6(4) 6-2 |
| 2022-02-24 | W60 Nur-Sultan | R16 | hard | Aliona Bolsova | 6-3 7-5 |
Averages over each player's completed matches in the selected window (75 vs 75). ATP, WTA & Challenger.
Kazionova E.: 1 day rest · 2 matches, 47 games (7d). Higher means fresher. About
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About