
Naomi Osaka defeated Katie Boulter 6-3 6-4 in the Wimbledon round of 64 on grass. The result followed the form book — Naomi Osaka came in ranked #13, leading the head-to-head 2–0, defending last year's round of 32. Naomi Osaka extended the head-to-head to 3–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2021-01-31 | Gippsland Trophy | R16 | hard | Naomi Osaka | 3-6 6-3 6-1 |
| 2018-06-18 | Birmingham | R32 | grass | Naomi Osaka | 6-1 6-2 |
Averages over each player's completed matches in the selected window (199 vs 200). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Osaka N.: 9 days rest · 3 matches (14d) · Boulter K.: 5 days rest · 2 matches, 46 games (7d). Higher means fresher. About
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 grass field, opponent-adjusted over 52 weeks). About