Sina Haas defeated Anne Kremer 6-1 6-1 in the Hechingen 25K q16 on clay. The upset overturned the form book — Anne Kremer came in leading the head-to-head 1–0. Sina Haas claimed a first win over Anne Kremer in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-09-13 | Zagreb 25K | R32 | clay | Anne Kremer | 7-5 7-5 |