Anna Ozerova defeated Eleni Christofi 1-6 6-4 11-9 in the W15 Sozopol 1 q32 on hard. The upset overturned the form book — Eleni Christofi came in leading the head-to-head 1–0. Anna Ozerova claimed a first win over Eleni Christofi in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2021-10-11 | W15 Sozopol 3 | Q32 | hard | Eleni Christofi | 5-0 |
Averages over each player's completed matches in the selected window (94 vs 144). 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