01/By surface
each with its own count, at equal weight
Hard
1-4
A. leads 4-1 in 5 meetings on hard
Clay
Never on clay
no meeting on this surface
Grass
Never on grass
no meeting on this surface
02/Every meeting
5 rows, newest first
| Date | Tournament | Surface | Round | Winner | Score, winner first | Ranks, K. first |
|---|---|---|---|---|---|---|
| Oct 29, 2019 | WTA FinalsTour Championships | hard | round robin | Bertens K. | 3-6, 6-3, 6-4 | 10 v 1 |
| Oct 5, 2019 | China OpenPremier | hard | semifinal | Barty A. | 6-3, 3-6, 7-6 | 8 v 1 |
| Mar 25, 2019 | Sony Ericsson OpenPremier | hard | 4th round | Barty A. | 4-6, 6-3, 6-2 | 8 v 11 |
| Jan 11, 2019 | Sydney InternationalPremier | hard | semifinal | Barty A. | 6-7, 6-4, 7-5 | 9 v 15 |
| Aug 10, 2018 | Rogers CupPremier | hard | quarterfinal | Barty A. | 6-3, 6-1 | 18 v 16 |
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. Bertens K. and Barty A. each carry the table against every opponent faced.