Andres Molteni defeated Leonel Alberti 6-3 6-1 in the Bolivia F1 round of 16 on clay. The upset overturned the form book — Leonel Alberti came in leading the head-to-head 1–0, but Andres Molteni had been the form player, winning 2 of their last 10 on clay. Andres Molteni claimed a first win over Leonel Alberti in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-09-18 | Bolivia F2 | R32 | clay | Leonel Alberti | 7-6(4) 0-6 7-6(7) |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.