Ashleigh Barty defeated Kiki Bertens 6-3 6-1 in the Montreal quarter-final on hard. The result followed the form book — Ashleigh Barty came in leading the head-to-head 3–1. Ashleigh Barty extended the head-to-head to 4–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2019-10-28 | Shenzhen Finals | RR | hard | Kiki Bertens | 3-6 6-3 6-4 |
| 2019-09-30 | Beijing | SF | hard | Ashleigh Barty | 6-3 3-6 7-6(7) |
| 2019-03-18 | Miami | R16 | hard | Ashleigh Barty | 4-6 6-3 6-2 |
| 2019-01-07 | Sydney | SF | hard | Ashleigh Barty | 6-7(4) 6-4 7-5 |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (199 vs 179). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About