Thiago Alves defeated Diego Cubas 6-3 6-4 in the Brazil F4 quarter-final on clay. The result followed the form book — Thiago Alves came in leading the head-to-head 1–0. Thiago Alves extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-08-16 | Brazil F3 | QF | hard | Thiago Alves | 6-1 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.