Jan Mertl defeated Marcel Zimmermann 6-3 7-5 in the Germany F1 round of 16 on carpet. The result followed the form book — Jan Mertl came in leading the head-to-head 1–0. Jan Mertl extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-01-24 | Germany F3 | QF | carpet | Jan Mertl | 6-4 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.