Sabrina Eisenberg defeated Ana Paula Novaes 4-6 6-3 6-3 in the Guayaquil 10K qualifying round on clay. The upset overturned the form book — Ana Paula Novaes came in leading the head-to-head 1–0. Sabrina Eisenberg claimed a first win over Ana Paula Novaes in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2000-09-25 | Montevideo 10K | R32 | clay | Ana Paula Novaes | 6-4 4-6 6-2 |