Carlos Avellan defeated Matias Silva 6-2 6-4 6-2 in the Davis Cup G1 PO: ECU vs PER round robin on hard. The upset overturned the form book — Matias Silva came in leading the head-to-head 1–0. Carlos Avellan claimed a first win over Matias Silva in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-07-21 | Davis Cup G1 PO: PER vs ECU | RR | clay | Matias Silva | 4-6 7-6(5) 7-6(8) 6-2 |