Zuzana Kucova defeated Kathrin Woerle 7-5 1-6 7-5 in the Sofia 25K qualifying round on clay. The upset overturned the form book — Kathrin Woerle came in leading the head-to-head 1–0, but Zuzana Kucova had been the form player, winning 4 of their last 6 on clay. Zuzana Kucova claimed a first win over Kathrin Woerle in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-07-06 | Zagreb 75K | R32 | clay | Kathrin Woerle | 6-2 6-1 |
Averages over each player's completed matches in the selected window (25 vs 16). 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