Gonzalo Lopez Fabero defeated Filip Dewulf 6-3 6-3 in the Spain 5 Masters 1 semi-final on clay. The upset overturned the form book — Filip Dewulf came in leading the head-to-head 1–0. Gonzalo Lopez Fabero claimed a first win over Filip Dewulf in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1991-05-20 | Spain 5 Masters 4 | QF | clay | Filip Dewulf | 4-6 6-1 6-1 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.