Damir Dzumhur defeated Quentin Halys 6-2 6-2 in the Montpellier qualifying round 1 on hard. The upset overturned the form book — Quentin Halys came in ranked #90. Damir Dzumhur extended the head-to-head to 5–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2025-10-27 | Paris Masters | Q1 | hard | Damir Dzumhur | 4-6 6-3 6-1 |
| 2021-06-28 | Wimbledon | Q1 | grass | Damir Dzumhur | 6-4 6-4 |
| 2020-02-03 | Montpellier | Q1 | hard | Damir Dzumhur | 6-2 6-2 |
| 2017-07-31 | Los Cabos | R16 | hard | Damir Dzumhur | 5-3 RET |
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
Averages over each player's completed matches in the selected window (200 vs 200). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Dzumhur D.: 5 days rest · 2 matches, 43 games (7d) · Halys Q.: 11 days rest · 2 matches (14d). Higher means fresher. About