Ruben Ramirez Hidalgo defeated Jozef Kovalik 7-5 6-4 in the Ostrava CH quarter-final on clay. The upset overturned the form book — Jozef Kovalik came in leading the head-to-head 1–0. Ruben Ramirez Hidalgo claimed a first win over Jozef Kovalik in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2017-02-13 | Buenos Aires | Q2 | clay | Jozef Kovalik | 6-3 1-6 6-4 |
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 (128 vs 200). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Kovalik J.: 9 days rest · 1 match (14d). Higher means fresher. About