
Simona Halep defeated Madison Keys 7-6 6-3 in the Montreal final on hard. The result followed the form book — Simona Halep came in leading the head-to-head 4–2. Simona Halep extended the head-to-head to 5–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2019-08-12 | Cincinnati | R16 | hard | Madison Keys | 6-1 3-6 7-5 |
| 2016-10-24 | Singapore | RR | hard | Simona Halep | 6-2 6-4 |
| 2016-09-26 | Wuhan | QF | hard | Simona Halep | 6-4 6-2 |
| 2016-06-27 | Wimbledon | R16 | grass | Simona Halep | 6-7(5) 6-4 6-3 |
| 2014-05-12 | Rome | R32 | clay | Simona Halep | 5-7 6-0 6-1 |
| 2014-01-06 | Sydney | R32 | hard | Madison Keys | 6-1 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 (198 vs 200). ATP, WTA & Challenger.