Zuzana Ondraskova defeated Martina Muller 6-7 6-4 6-4 in the Biella 50K round of 32 on clay. The upset overturned the form book — Martina Muller came in leading the head-to-head 2–1. Zuzana Ondraskova narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-04-24 | Cagnes sur Mer 75K | R16 | clay | Martina Muller | 6-2 6-0 |
| 2006-01-30 | Ortisei 75K | R32 | carpet | Zuzana Ondraskova | 7-6(2) 7-6(3) |
| 2001-07-16 | Knokke-Heist | QF | clay | Martina Muller | 6-2 6-3 |
Averages over each player's completed matches in the selected window (38 vs 59). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About