Gonzalo Lama defeated Filippo Leonardi 6-2 7-6 in the Chile F12 round of 32 on clay. The upset overturned the form book — Filippo Leonardi came in leading the head-to-head 1–0. Gonzalo Lama claimed a first win over Filippo Leonardi in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-10-31 | Chile F11 | R16 | clay | Filippo Leonardi | 6-2 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.