Danielle Harmsen defeated Bibiane Schoofs 6-1 6-4 in the Breda 10K qualifying round on clay. The upset overturned the form book — Bibiane Schoofs came in leading the head-to-head 1–0, but Danielle Harmsen had been the form player, winning 3 of their last 5 on clay. Danielle Harmsen claimed a first win over Bibiane Schoofs in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-03-07 | Antalya 10K | F | clay | Bibiane Schoofs | 6-0 4-6 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.