
Naomi Osaka defeated Angelique Kerber 6-3 6-1 in the US Open round of 128 on hard. The upset overturned the form book — Angelique Kerber came in leading the head-to-head 5–1, defending the title. Naomi Osaka narrowed the head-to-head to 5–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2024-07-29 | Paris Olympics | R64 | clay | Angelique Kerber | 7-5 6-3 |
| 2022-03-21 | Miami | R64 | hard | Naomi Osaka | 6-2 6-3 |
| 2018-10-22 | Singapore | RR | hard | Angelique Kerber | 6-4 5-7 6-4 |
| 2018-07-02 | Wimbledon | R32 | grass | Angelique Kerber | 6-2 6-4 |
| 2017-10-02 | Beijing | R64 | hard | Angelique Kerber | 6-2 7-5 |
| 2017-09-18 | Tokyo | R32 | hard | Angelique Kerber | 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 (196 vs 198). ATP, WTA & Challenger.