Yvonne Neuwirth defeated Zuzana Luknarova 3-6 6-4 6-1 in the Bad Waltersdorf 10K semi-final on clay. The upset overturned the form book — Zuzana Luknarova came in leading the head-to-head 1–0. Yvonne Neuwirth claimed a first win over Zuzana Luknarova in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2013-09-02 | Mestre 50K | QF | clay | Zuzana Luknarova | 4-6 7-6(5) 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.