Libuse Prusova defeated Martina Muller 6-4 7-5 in the Hasselt q16 on hard. The upset overturned the form book — Martina Muller came in leading the head-to-head 2–0, but Libuse Prusova had been the form player, winning 3 of their last 4 on hard. Libuse Prusova claimed a first win over Martina Muller in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-07-31 | Baden-Baden 50K | R16 | clay | Martina Muller | 6-2 4-6 6-4 |
| 2004-04-26 | Taranto 25K | R16 | clay | Martina Muller | 7-5 3-6 6-4 |
Averages over each player's completed matches in the selected window (2 vs 59). 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. Small sample — read as indicative. About