Joana Cortez defeated Maria Jose Argeri 6-4 6-4 in the Mexico Circuit 4 40K round of 32 on hard. The upset overturned the form book — Maria Jose Argeri came in leading the head-to-head 3–0. Joana Cortez claimed a first win over Maria Jose Argeri in four meetings, narrowing the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2007-07-30 | Campos Do Jordao 25K | R16 | hard | Maria Jose Argeri | 6-1 6-1 |
| 2006-10-02 | San Luis Potosi 25K | QF | hard | Maria Jose Argeri | 6-1 6-2 |
| 2004-10-25 | Florianopolis 1 10K | QF | clay | Maria Jose Argeri | 6-0 6-4 |