Illya Marchenko defeated Donald Young 6-1 6-3 in the Newport qualifying round 1 on grass. Illya Marchenko extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2023-07-17 | Newport | Q1 | grass | Illya Marchenko | 6-1 6-3 |
| 2016-10-24 | Basel | R32 | hard | Donald Young | 6-4 6-2 |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (95 vs 16). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Young D.: 2 days rest · 1 match, 21 games (7d). Higher means fresher. About