Daria Petrovic defeated Catarina Ferreira 4-6 6-4 6-2 in the Amarante 10K round of 32 on hard. The upset overturned the form book — Catarina Ferreira came in leading the head-to-head 1–0. Daria Petrovic claimed a first win over Catarina Ferreira in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-06-19 | Alcobaca 10K | QF | hard | Catarina Ferreira | 6-1 6-3 |