Yvonne Neuwirth defeated Patricia Haas 7-5 6-1 in the Bad Waltersdorf 10K round of 32 on clay. The result followed the form book — Yvonne Neuwirth came in leading the head-to-head 1–0. Yvonne Neuwirth extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-08-22 | Portschach 10K | R32 | clay | Yvonne Neuwirth | 6-1 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.