Katerina Siniakova defeated Liudmila Samsonova 7-5 4-6 6-2 in the Bad Homburg quarter-final on grass. The upset overturned the form book — Liudmila Samsonova came in ranked #43, leading the head-to-head 2–1, defending last year's round of 32. Katerina Siniakova narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2026-06-21 | Bad Homburg | R32 | grass | Liudmila Samsonova | 6-3 7-5 |
| 2024-06-24 | Bad Homburg | R16 | grass | Katerina Siniakova | 6-3 6-7 6-3 |
| 2023-08-07 | Montreal | R64 | hard | Liudmila Samsonova | 4-6 6-2 6-3 |
Averages over each player's completed matches in the selected window (193 vs 185). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Siniakova K.: 1 day rest · 2 matches, 43 games (7d) · 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 grass field, opponent-adjusted over 52 weeks). About