Pierre Bouteyre defeated Filippo Grasso 6-1 7-5 in the Brazil 2 Masters 2 round of 16 on clay. The upset overturned the form book — Filippo Grasso came in leading the head-to-head 1–0. Pierre Bouteyre claimed a first win over Filippo Grasso in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1991-04-15 | Brazil 2 Masters 4 | QF | clay | Filippo Grasso | 2-6 6-3 6-2 |