Jiri Vesely defeated Ivo Karlovic 6-4 6-4 in the Bucharest quarter-final on clay. The result followed the form book — Jiri Vesely came in defending last year's round of 16. Jiri Vesely extended the head-to-head to 3–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2020-01-06 | Doha | Q1 | hard | Jiri Vesely | 6-7(10) 6-3 6-2 |
| 2017-08-14 | Cincinnati Masters | R64 | hard | Ivo Karlovic | 6-3 3-6 7-5 |
| 2015-08-31 | US Open | R64 | hard | Jiri Vesely | 7-6(3) 3-6 3-6 6-2 7-6(4) |
| 2014-05-18 | Dusseldorf | SF | clay | Ivo Karlovic | 7-6(6) 7-6(7) |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
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