

Madison Keys defeated Diana Shnaider 6-7 7-6 7-6 in the Brisbane round of 16 on hard. The result followed the form book — Madison Keys came in leading the head-to-head 2–1. Madison Keys extended the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2026-06-01 | Roland Garros | R16 | clay | Diana Shnaider | 3-6 6-3 0-6 |
| 2025-06-09 | Queen's Club | QF | grass | Madison Keys | 2-6 6-3 6-4 |
| 2024-03-18 | Miami | R64 | hard | Madison Keys | 6-2 6-4 |
Averages over each player's completed matches in the selected window (30 vs 32). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Keys M.: 1 day rest · 2 matches, 44 games (7d) · Shnaider D.: 2 days rest · 2 matches, 41 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