Danielle Harmsen defeated Olga Kalyuzhnaya 6-2 6-2 in the Enschede 10K semi-final on clay. The upset overturned the form book — Olga Kalyuzhnaya came in leading the head-to-head 1–0. Danielle Harmsen claimed a first win over Olga Kalyuzhnaya in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2008-06-23 | Breda 10K | F | clay | Olga Kalyuzhnaya | 4-6 6-2 6-4 |