Charlotte Klasen defeated Kelly Versteeg 6-2 6-1 in the Breda 10K round of 32 on clay. The upset overturned the form book — Kelly Versteeg came in leading the head-to-head 1–0. Charlotte Klasen claimed a first win over Kelly Versteeg in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2015-06-15 | Alkmaar $10K | R32 | clay | Kelly Versteeg | 3-6 6-3 6-1 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.