Oscar Rodriguez Arg defeated Leonardo Silva 6-4 6-1 in the Brazil 4 Masters 4 round of 32 on clay. The upset overturned the form book — Leonardo Silva came in leading the head-to-head 1–0. Oscar Rodriguez Arg claimed a first win over Leonardo Silva in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1997-11-22 | Brazil 5 Masters 4 | R32 | clay | Leonardo Silva | 5-7 6-3 6-1 |