Ekaterina Alexandrova leads 2 to 1 over 3 singles meetings since 2021. Last meeting on 04/09/2026 at U.S. Open - New York.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 04/09/2026 | U.S. Open - New York | Round 3 | hard | Kostyuk | 6-3 6-2 |
| 12/09/2022 | Zavarovalnica Sava Portoroz - Portoroz | Round 1 | hard | Alexandrova | 7-6(5) 5-7 7-5 |
| 10/05/2021 | Internazionali BNL d'Italia - Rome | Round 1 | clay | Alexandrova | 3-6 1-6 |
| hard | Alexandrova 1 - 1 Kostyuk |
| clay | Alexandrova 1 - 0 Kostyuk |
| 2026 | Alexandrova 0 - 1 Kostyuk |
| 2022 | Alexandrova 1 - 0 Kostyuk |
| 2021 | Alexandrova 1 - 0 Kostyuk |
180 wins, 127 losses since 2021 (58.6%).
Last matches: D V D D V
171 wins, 107 losses since 2021 (61.5%).
Last matches: V V V D V
Ekaterina Alexandrova leads 2 to 1 over 3 singles meetings since 2021.
On 04/09/2026, at U.S. Open - New York (Round 3): Marta Kostyuk won 6-3 6-2.