Antonio Torregrosa Cerdan defeated Jesus Manteca Jurado 6-7 7-6 6-2 in the Spain 4 Masters 1 qualifying round on hard. The upset overturned the form book — Jesus Manteca Jurado came in leading the head-to-head 1–0. Antonio Torregrosa Cerdan claimed a first win over Jesus Manteca Jurado in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1991-02-01 | Spain 2 Masters 1 | SF | clay | Jesus Manteca Jurado | 6-2 3-6 6-3 |