
Jan Choinski defeated Laurynas Grigelis 7-6 4-6 6-2 in the Columbus CH round of 16 on hard. The result followed the form book — Jan Choinski came in leading the head-to-head 1–0, defending last year's round of 32. Jan Choinski extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2017-06-19 | Germany F4 | R16 | clay | Jan Choinski | 6-4 7-5 |
Averages over each player's completed matches in the selected window (200 vs 76). ATP, WTA & Challenger.
Choinski J.: 7 days rest · 1 match, 39 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