Claire Feuerstein defeated Sandra Zahlavova 6-4 3-6 6-2 in the Prerov 25K semi-final on hard. The upset overturned the form book — Sandra Zahlavova came in leading the head-to-head 3–1. Claire Feuerstein narrowed the head-to-head to 3–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-09-12 | Mestre 50K | R16 | clay | Sandra Zahlavova | 6-3 1-6 6-3 |
| 2010-10-18 | Saint Raphael 50K | R16 | hard | Claire Feuerstein | 6-4 1-6 6-3 |
| 2008-12-08 | Prerov 25K | R16 | hard | Sandra Zahlavova | 6-2 7-6(6) |
| 2005-10-17 | St Raphael 50K | R32 | hard | Sandra Zahlavova | 6-3 7-6(1) |
Averages over each player's completed matches in the selected window (29 vs 38). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About