Zeynep Sonmez defeated Katie Volynets 6-3 6-4 in the US Open round of 128 on hard. The result followed the form book — Zeynep Sonmez came in ranked #48, leading the head-to-head 1–0. Zeynep Sonmez extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2026-06-09 | s Hertogenbosch | R32 | grass | Zeynep Sonmez | 3-6 6-2 3-6 |
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 (70 vs 92). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Sonmez Z.: 13 days rest · 1 match (14d) · Volynets K.: 2 days rest · 5 matches, 105 games (7d). Higher means fresher. About