Lukas Lacko defeated Rogerio Dutra Silva 7-5 6-4 in the Vienna qualifying round 1 on hard. The upset overturned the form book — Rogerio Dutra Silva came in leading the head-to-head 1–0. Lukas Lacko claimed a first win over Rogerio Dutra Silva in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2018-01-08 | Auckland | Q2 | hard | Rogerio Dutra Silva | 7-5 6-4 |
Averages from each player's recent completed matches (20 vs 20). ATP, WTA & Challenger.