

Naomi Osaka defeated Liudmila Samsonova 6-2 6-4 in the Miami round of 64 on hard. The result followed the form book — Naomi Osaka came in ranked #13, defending last year's round of 32. Naomi Osaka extended the head-to-head to 3–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2025-07-27 | Montreal | R64 | hard | Naomi Osaka | 4-6 7-6 6-3 |
| 2025-06-16 | Berlin | R32 | grass | Liudmila Samsonova | 3-6 7-6 6-4 |
| 2024-04-22 | Madrid | R64 | clay | Liudmila Samsonova | 6-2 4-6 7-5 |
| 2024-03-06 | Indian Wells | R64 | hard | Naomi Osaka | 7-5 6-3 |
Averages over each player's completed matches in the selected window (76 vs 78). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Osaka N.: 8 days rest · 4 matches (14d) · Samsonova L.: 3 days rest · 2 matches, 62 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 hard field, opponent-adjusted over 52 weeks). About