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
2 rows, newest first
| Date | Tournament | Surface | Round | Winner | Score, winner first | Ranks, S. first |
|---|---|---|---|---|---|---|
| Jun 4, 2015 | French OpenGrand Slam | clay | semifinal | Williams S. | 4-6, 6-3, 6-0 | 1 v 24 |
| Mar 19, 2015 | BNP Paribas OpenPremier | hard | quarterfinal | Williams S. | 7-5, 6-3 | 1 v 26 |
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 Bacsinszky T. each carry the table against every opponent faced.