Carlos Avellan defeated Diego Acuna 7-6 6-3 in the Ecuador F2 semi-final on clay. The upset overturned the form book — Diego Acuna came in leading the head-to-head 1–0. Carlos Avellan claimed a first win over Diego Acuna in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2003-08-25 | Argentina F2 | R32 | clay | Diego Acuna | 6-4 2-6 6-2 |