Ronaldo Carvalho defeated Marcelo Amador 6-7 7-6 6-4 in the Mexico F20 semi-final on hard. The upset overturned the form book — Marcelo Amador came in leading the head-to-head 2–1. Ronaldo Carvalho narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2003-04-28 | Mexico F3 | R16 | clay | Marcelo Amador | 7-6(5) 6-7(3) 6-2 |
| 2001-03-12 | Mexico 1 3 | R16 | clay | Marcelo Amador | 7-6(2) 6-4 |
| 2000-10-30 | Mexico F5 | R32 | hard | Ronaldo Carvalho | 6-3 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.