Miriam Dagostini defeated Ana Paula Zannoni 6-3 6-3 in the Novo Hamburgo 10K round of 16 on hard. The upset overturned the form book — Ana Paula Zannoni came in leading the head-to-head 1–0. Miriam Dagostini claimed a first win over Ana Paula Zannoni in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1997-10-27 | Mogi Das Cruzes 25K | R32 | clay | Ana Paula Zannoni | 6-3 6-0 |