Hilda Zuleta Cabrera defeated Maria Jose Argeri 3-6 6-3 6-3 in the La Paz 10K qualifying round on clay. The upset overturned the form book — Maria Jose Argeri came in leading the head-to-head 1–0. Hilda Zuleta Cabrera claimed a first win over Maria Jose Argeri in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-08-09 | Caracas 10K | R16 | hard | Maria Jose Argeri | 6-3 6-2 |