

Jan Choinski defeated Vit Kopriva 1-6 6-3 6-4 in the Tulln CH round of 32 on clay. The upset overturned the form book — Vit Kopriva came in ranked #71, defending the title. Jan Choinski extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2026-06-30 | Wimbledon | R128 | grass | Jan Choinski | 3-6 5-7 2-6 |
Averages over each player's completed matches in the selected window (164 vs 159). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Choinski J.: 7 days rest · 1 match, 39 games (7d) · Kopriva V.: 6 days rest · 1 match, 23 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 clay field, opponent-adjusted over 52 weeks). About