Juan Perianez Llopis defeated Antonio Navarro 6-0 6-2 in the Spain 5 Satellite 1 round of 32 on clay. The upset overturned the form book — Antonio Navarro came in leading the head-to-head 1–0. Juan Perianez Llopis claimed a first win over Antonio Navarro in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1999-07-19 | Spain F3 | R32 | clay | Antonio Navarro | 6-3 6-3 |