German Puentes defeated Pablo Santos 6-4 6-3 in the Spain F14 qualifying round on clay. The upset overturned the form book — Pablo Santos came in leading the head-to-head 1–0. German Puentes claimed a first win over Pablo Santos in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-08-23 | Spain F20 | R32 | clay | Pablo Santos | 2-6 7-5 6-2 |