Yen Hsun Lu defeated Lukas Lacko 6-3 7-6 in the Winston-Salem round of 64 on hard. The upset overturned the form book — Lukas Lacko came in leading the head-to-head 2–0. Yen Hsun Lu claimed a first win over Lukas Lacko in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2014-07-28 | Washington | R32 | hard | Lukas Lacko | 6-1 6-4 |
| 2010-01-04 | Chennai | R32 | hard | Lukas Lacko | 6-4 6-3 |
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 (200 vs 200). ATP, WTA & Challenger.