Rodrigo Ribeiro defeated Alessandro Guevara 2-6 7-5 6-1 in the Brazil F6 round of 32 on clay. The upset overturned the form book — Alessandro Guevara came in leading the head-to-head 1–0. Rodrigo Ribeiro claimed a first win over Alessandro Guevara in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2001-11-12 | Brazil F9 | QF | hard | Alessandro Guevara | 6-1 6-1 |