Stefanie Stemmer defeated Natalie Barbir 6-3 6-0 in the Koeln 10K q64 on clay. The result followed the form book — Stefanie Stemmer came in leading the head-to-head 1–0. Stefanie Stemmer extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-08-01 | Hechingen 25K | Q32 | clay | Stefanie Stemmer | 6-1 7-5 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.