Level, 1 wins each over 2 singles meetings since 2023. Last meeting on 30/07/2023 at Mubadala Citi DC Open - Washington.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 30/07/2023 | Mubadala Citi DC Open - Washington | Round 1 | hard | Kostyuk | 6-2 3-6 6-7(5) |
| 03/02/2023 | Thailand Open - Hua Hin | Quarter-final | hard | Andreescu | 6-0 7-6(3) |
| hard | Andreescu 1 - 1 Kostyuk |
| 2023 | Andreescu 1 - 1 Kostyuk |
99 wins, 79 losses since 2021 (55.6%).
Last matches: D D V V D
172 wins, 108 losses since 2021 (61.4%).
Last matches: V D V V V
Level, 1 wins each over 2 singles meetings since 2023.
On 30/07/2023, at Mubadala Citi DC Open - Washington (Round 1): Marta Kostyuk won 6-2 3-6 6-7(5).