01/By surface
each with its own count, at equal weight
Hard
0-3
K. leads 3-0 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, Y. first |
|---|---|---|---|---|---|---|
| Aug 19, 2025 | Tennis in the LandWTA250 | hard | 1st round | Boulter K. | 6-4, 6-3 | 88 v 48 |
| Nov 2, 2024 | Hong Kong Tennis OpenWTA250 | hard | semifinal | Boulter K. | 6-2, 5-7, 6-2 | 45 v 29 |
| Jan 16, 2024 | Australian OpenGrand Slam | hard | 1st round | Boulter K. | 7-5, 7-6 | 61 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. Yuan Y. and Boulter K. each carry the table against every opponent faced.