Evgeny Donskoy defeated Lukas Lacko 6-2 6-4 in the Kaohsiung CH quarter-final on hard. The upset overturned the form book — Lukas Lacko came in leading the head-to-head 4–0, but Evgeny Donskoy had been the form player, winning 3 of their last 5 on hard. Evgeny Donskoy claimed a first win over Lukas Lacko in five meetings, narrowing the head-to-head to 4–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2018-02-05 | Sofia | R32 | hard | Lukas Lacko | 6-4 6-4 |
| 2014-09-22 | Shenzhen | R32 | hard | Lukas Lacko | 6-1 7-6 |
| 2009-04-13 | Russia F2 | R32 | carpet | Lukas Lacko | 7-5 6-4 |
| 2009-04-06 | Russia F1 | QF | carpet | Lukas Lacko | 6-4 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
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About