Brenda Coassolo defeated Flavia Mignola 6-4 7-5 in the Asuncion 10K round of 16 on clay. The upset overturned the form book — Flavia Mignola came in leading the head-to-head 1–0. Brenda Coassolo claimed a first win over Flavia Mignola in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-05-03 | Merida 10K | R16 | hard | Flavia Mignola | 6-3 6-0 |