2-0
S. leads 2-0, 2 meetings, 2014 to 2021, 1 walkover not counted
01/By surface
each with its own count, at equal weight
Hard
1-0
S. leads 1-0 in 1 meeting on hard
Clay
1-0
S. leads 1-0 in 1 meeting on clay
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, S. first |
|---|---|---|---|---|---|---|
| Feb 6, 2021 | Yarra Valley ClassicWTA500 | hard | semifinal | Barty A.walkover, not counted | no set played | 11 v 1 |
| May 31, 2018 | French OpenGrand Slam | clay | 2nd round | Williams S. | 3-6, 6-3, 6-4 | 451 v 17 |
| Jan 13, 2014 | Australian OpenGrand Slam | hard | 1st round | Williams S. | 6-2, 6-1 | 1 v 155 |
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. Williams S. and Barty A. each carry the table against every opponent faced.