Oscar Rodriguez Arg defeated Cristiano Testa 6-1 6-3 in the Brazil 4 Masters 1 round of 16 on clay. The upset overturned the form book — Cristiano Testa came in leading the head-to-head 1–0. Oscar Rodriguez Arg claimed a first win over Cristiano Testa in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1994-04-16 | Argentina 1 Masters 2 | R32 | clay | Cristiano Testa | 6-2 0-6 6-2 |