
Madison Keys defeated Samantha Stosur 7-5 6-3 in the Brisbane round of 16 on hard. The upset overturned the form book — Samantha Stosur came in leading the head-to-head 3–0. Madison Keys claimed a first win over Samantha Stosur in four meetings, narrowing the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2019-03-18 | Miami | R64 | hard | Samantha Stosur | 6-4 4-6 6-4 |
| 2013-10-07 | Osaka | SF | hard | Samantha Stosur | 6-1 6-2 |
| 2013-03-04 | Indian Wells | R64 | hard | Samantha Stosur | 6-3 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
Per-surface Serve / Return Rating (0–100, percentile within the hard field, opponent-adjusted over 52 weeks). About
Averages over each player's completed matches in the selected window (200 vs 18). ATP, WTA & Challenger.