Jacobo Diaz defeated Victor Sendin 6-2 6-4 in the Spain 1 Masters 4 qualifying round on clay. The upset overturned the form book — Victor Sendin came in leading the head-to-head 1–0, but Jacobo Diaz had been the form player, winning 9 of their last 10 on clay. Jacobo Diaz claimed a first win over Victor Sendin in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1994-06-10 | Spain 5 Masters 1 | R32 | clay | Victor Sendin | 6-4 6-0 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.