01/By surface
each with its own count, at equal weight
Hard
1-2
M. leads 2-1 in 3 meetings on hard
Clay
Never on clay
no meeting on this surface
Grass
Never on grass
no meeting on this surface
02/Every meeting
3 rows, newest first
| Date | Tournament | Surface | Round | Winner | Score, winner first | Ranks, E. first |
|---|---|---|---|---|---|---|
| Aug 13, 2024 | Western & Southern Financial Group Women's OpenWTA1000 | hard | 1st round | Kostyuk M. | 6-4, 2-6, 6-4 | 32 v 21 |
| Jan 17, 2024 | Australian OpenGrand Slam | hard | 2nd round | Kostyuk M. | 5-7, 6-1, 7-6 | 28 v 37 |
| Mar 12, 2022 | BNP Paribas OpenWTA1000 | hard | 2nd round | Mertens E. | 6-2, 6-1 | 23 v 54 |
A record, never a share of meetings. Main-draw singles since 2013; a meeting ended by retirement is counted with the sets that were played and marked; a walkover is listed and counted in neither column. Mertens E. and Kostyuk M. each carry the table against every opponent faced.