Gustavo Giussani defeated Juan Garat 6-3 6-3 in the Brazil 2 Masters 1 round of 16 on clay. The upset overturned the form book — Juan Garat came in leading the head-to-head 1–0, but Gustavo Giussani had been the form player, winning 7 of their last 10 on clay. Gustavo Giussani claimed a first win over Juan Garat in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1992-04-13 | Brazil 2 Masters 3 | QF | clay | Juan Garat | 6-2 6-2 |