Gonzalo Lopez Fabero defeated Jose Antonio Pepe Conde 4-6 6-1 6-2 in the Spain 3 Masters 4 round of 32 on clay. The upset overturned the form book — Jose Antonio Pepe Conde came in leading the head-to-head 1–0. Gonzalo Lopez Fabero claimed a first win over Jose Antonio Pepe Conde in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1991-05-20 | Spain 5 Masters 1 | F | clay | Jose Antonio Pepe Conde | 6-4 6-3 |