Ivo Karlovic defeated Donald Young 6-3 6-3 in the Delray Beach final on hard. The upset overturned the form book — Donald Young came in leading the head-to-head 2–1, but Ivo Karlovic had been the form player, winning 7 of their last 10 on hard. Ivo Karlovic narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2018-07-23 | Atlanta | R32 | hard | Donald Young | 2-6 7-6 7-6 |
| 2017-02-20 | Delray Beach | R32 | hard | Donald Young | 7-6 7-6 |
| 2016-08-29 | US Open | R64 | hard | Ivo Karlovic | 6-4 7-6 6-4 |
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
Young D.: 11 days rest · 2 matches (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