Sebastian Contador defeated Mariano Campos 7-5 6-4 in the Chile F2 round of 32 on clay. The upset overturned the form book — Mariano Campos came in leading the head-to-head 1–0, but Sebastian Contador had been the form player, winning 1 of their last 7 on clay. Sebastian Contador claimed a first win over Mariano Campos in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-05-02 | Chile 2 Masters 3 | R32 | clay | Mariano Campos | 6-3 7-6 |