Lucie Hradecka defeated Samantha Stosur 7-6 7-6 in the Madrid quarter-final on clay. The upset overturned the form book — Samantha Stosur came in leading the head-to-head 1–0, defending last year's round of 16. Lucie Hradecka claimed a first win over Samantha Stosur in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-01-03 | Brisbane | R32 | hard | Samantha Stosur | 7-6(1) 6-1 |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (167 vs 197). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About