01/By surface
each with its own count, at equal weight
Hard
0-2
S. leads 2-0 in 2 meetings on hard
Clay
Never on clay
no meeting on this surface
Grass
Never on grass
no meeting on this surface
02/Every meeting
2 rows, newest first
| Date | Tournament | Surface | Round | Winner | Score, winner first | Ranks, K. first |
|---|---|---|---|---|---|---|
| Oct 24, 2025 | Guangzhou OpenWTA250 | hard | quarterfinal | Zhang S. | 7-6, 5-7, 7-5 | 98 v 122 |
| Jan 21, 2023 | Australian OpenGrand Slam | hard | 3rd round | Zhang S. | 6-3, 6-2 | 113 v 22 |
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. Volynets K. and Zhang S. each carry the table against every opponent faced.