Gilles Muller defeated Lukas Lacko 6-0 4-6 6-3 in the Belgrade round of 32 on hard. The upset overturned the form book — Lukas Lacko came in leading the head-to-head 1–0. Gilles Muller claimed a first win over Lukas Lacko in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2013-01-14 | Australian Open | R128 | hard | Lukas Lacko | 6-2 6-4 7-6(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.