
Simona Halep defeated Naomi Osaka 6-3 6-2 in the Australian Open round of 16 on hard. The result followed the form book — Simona Halep came in leading the head-to-head 3–1, defending last year's round of 128. Simona Halep extended the head-to-head to 4–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2018-05-14 | Rome | R32 | clay | Simona Halep | 6-1 6-0 |
| 2018-03-05 | Indian Wells | SF | hard | Naomi Osaka | 6-3 6-0 |
| 2017-03-20 | Miami | R64 | hard | Simona Halep | 6-4 2-6 6-3 |
| 2016-05-23 | Roland Garros | R32 | clay | Simona Halep | 4-6 6-2 6-3 |
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 (197 vs 196). ATP, WTA & Challenger.