Carlos Avellan defeated Alejandro Falla 6-3 6-2 in the Bolivia F1 round of 32 on clay. The upset overturned the form book — Alejandro Falla came in leading the head-to-head 3–0, but Carlos Avellan had been the form player, winning 3 of their last 5 on clay. Carlos Avellan claimed a first win over Alejandro Falla in four meetings, narrowing the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2003-10-13 | Colombia F2 | R16 | clay | Alejandro Falla | 6-1 6-3 |
| 2003-01-20 | Guatemala F1 | R16 | hard | Alejandro Falla | 6-1 3-6 6-3 |
| 2002-07-01 | Venezuela F2 | R32 | hard | Alejandro Falla | 6-1 3-6 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.