Rodrigo Ferreiro defeated Alejandro Aramburu 6-2 7-5 in the Argentina F4 round of 32 on clay. The upset overturned the form book — Alejandro Aramburu came in leading the head-to-head 2–0, but Rodrigo Ferreiro had been the form player, winning 5 of their last 8 on clay. Rodrigo Ferreiro claimed a first win over Alejandro Aramburu in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-10-26 | Argentina F5 | R16 | clay | Alejandro Aramburu | 7-5 6-1 |
| 1996-03-30 | Brazil 1 Masters 1 | R16 | clay | Alejandro Aramburu | 7-5 6-1 |