Catherine Cartan Bellis defeated Kiki Bertens 6-3 7-6 in the Roland Garros round of 64 on clay. The upset overturned the form book — Kiki Bertens came in leading the head-to-head 2–0, defending last year's semi-final. Catherine Cartan Bellis claimed a first win over Kiki Bertens in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2018-01-15 | Australian Open | R128 | hard | Kiki Bertens | 6-7(5) 6-4 6-2 |
| 2017-05-15 | Rome | R32 | clay | Kiki Bertens | 6-4 6-0 |
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 (73 vs 198). ATP, WTA & Challenger.