Karla Mraz defeated Sandra Zahlavova 7-5 6-2 in the Joue-Les-Tours 50K round of 32 on hard. The upset overturned the form book — Sandra Zahlavova came in leading the head-to-head 1–0. Karla Mraz claimed a first win over Sandra Zahlavova in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-07-24 | Les Contamines 25K | R32 | hard | Sandra Zahlavova | 7-5 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.