Lucca Helguera Casado defeated George Lazarov 3-6 6-3 10-8 in the M15 Kursumlijska Banja 3 qualifying round of 16 on clay. The upset overturned the form book — George Lazarov came in leading the head-to-head 1–0. Lucca Helguera Casado claimed a first win over George Lazarov in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2024-01-14 | M15 Antalya 2 | Q64 | clay | George Lazarov | 6-2 6-3 |
Averages over each player's completed matches in the selected window (34 vs 25). ATP, WTA & Challenger.
Lazarov G.: 18 days rest. Higher means fresher. About
wins 48% of points on serve vs Lazarov G.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About