Ekaterina Makarova (1996) defeated Vlada Koval 6-4 6-2 in the W25+H Kazan round of 32 on hard. The upset overturned the form book — Vlada Koval came in leading the head-to-head 1–0. Ekaterina Makarova (1996) claimed a first win over Vlada Koval in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2021-01-30 | W15 Antalya 4 | R32 | clay | Vlada Koval | 7-5 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.