Norbert Gombos defeated Damir Dzumhur 3-6 6-3 6-4 in the Hamburg q16 on clay. The upset overturned the form book — Damir Dzumhur came in ranked #102, leading the head-to-head 3–1, but Norbert Gombos had been the form player, winning 6 of their last 8 on clay. Norbert Gombos narrowed the head-to-head to 3–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2018-04-06 | Davis Cup G1 R2: BIH vs SVK | RR | clay | Damir Dzumhur | 6-4 6-1 |
| 2015-07-27 | Hamburg | Q1 | clay | Norbert Gombos | 3-6 6-3 6-4 |
| 2012-05-28 | Bosnia & Herzegovina F5 | F | clay | Damir Dzumhur | 6-3 7-6(3) |
| 2011-06-20 | Serbia F2 | R32 | clay | Damir Dzumhur | 4-6 6-1 6-1 |
Averages over each player's completed matches in the selected window (199 vs 200). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Gombos N.: 1 day rest · 4 matches, 51 games (7d) · Dzumhur D.: 7 days rest · 1 match, 5 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 clay field, opponent-adjusted over 52 weeks). About