Samantha Stosur defeated Garbine Muguruza 7-5 3-6 6-1 in the Madrid round of 32 on clay. The upset overturned the form book — Garbine Muguruza came in leading the head-to-head 3–0. Samantha Stosur claimed a first win over Garbine Muguruza in four meetings, narrowing the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2018-05-28 | Roland Garros | R32 | clay | Garbine Muguruza | 6-0 6-2 |
| 2017-01-02 | Brisbane | R32 | hard | Garbine Muguruza | 7-5 6-7(2) 7-5 |
| 2016-05-23 | Roland Garros | SF | clay | Garbine Muguruza | 6-2 6-4 |
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 (197 vs 196). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About