Jhonnatan Medina Alvarez defeated Joao Souza 6-3 6-4 in the Brazil F21 semi-final on clay. The upset overturned the form book — Joao Souza came in leading the head-to-head 1–0. Jhonnatan Medina Alvarez claimed a first win over Joao Souza in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-05-01 | Colombia F3 | R16 | clay | Joao Souza | 1-6 7-6(3) 7-6(5) |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.