Danielle Harmsen advanced when Kiki Bertens retired 6-4 6-7 2-1 in the Antalya-Belek 10K round of 32. Danielle Harmsen claimed a first win over Kiki Bertens in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-06-21 | Rotterdam 10K | F | clay | Kiki Bertens | 6-4 6-2 |
| 2009-09-28 | Antalya-Belek 10K | SF | clay | Kiki Bertens | 1-6 6-1 7-5 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.