Leonardo Kirche defeated Joao Souza 6-3 7-6 in the Brazil F5 qualifying round on clay. The upset overturned the form book — Joao Souza came in leading the head-to-head 1–0. Leonardo Kirche claimed a first win over Joao Souza in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2005-09-12 | Brazil F10 | R32 | clay | Joao Souza | 6-2 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.