M. Kostyuk leads the head-to-head 2-1 since 2018 against M. Andreeva, over 3 matches.
| Surface | M. Kostyuk | M. Andreeva |
|---|---|---|
| Clay | 1 | 1 |
| Hard | 1 | 0 |
| Date | Winner | Score | Event |
|---|---|---|---|
| June 4, 2026 | M. Andreeva | 2 - 0 | French Open · Semi-finals · clay |
| May 2, 2026 | M. Kostyuk | 2 - 0 | Madrid · Final · clay |
| Jan. 9, 2026 | M. Kostyuk | 2 - 0 | WTA Brisbane · Quarter-finals · hard |