Andre Wiesler defeated Marcel Zimmermann 6-1 6-2 in the Switzerland F3 round of 32 on carpet. The upset overturned the form book — Marcel Zimmermann came in leading the head-to-head 1–0. Andre Wiesler claimed a first win over Marcel Zimmermann in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-08-30 | Germany F14 | F | clay | Marcel Zimmermann | 6-2 2-3 |