
Damir Dzumhur defeated Collin Altamirano 4-6 7-6 6-0 in the Acapulco qualifying round 1 on hard. The result followed the form book — Damir Dzumhur came in ranked #104, leading the head-to-head 1–0, defending last year's round of 32. Damir Dzumhur extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2021-03-13 | Acapulco | Q32 | hard | Damir Dzumhur | 4-6 7-6(1) 6-0 |
Averages over each player's completed matches in the selected window (200 vs 95). ATP, WTA & Challenger.
Dzumhur D.: 14 days rest · 1 match (14d). 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