Donald Young defeated Stefan Kozlov 6-0 6-4 in the Newport round of 16 on grass. The result followed the form book — Donald Young came in leading the head-to-head 1–0. Donald Young extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2021-01-06 | Delray Beach | QF | hard | Donald Young | 4-6 6-4 6-4 |
Averages over each player's completed matches in the selected window (106 vs 199). ATP, WTA & Challenger.
wins 61% of points on serve vs Kozlov S.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About