Larissa Carvalho defeated Anna Bartenstein 6-3 6-4 in the Saltillo 25K round of 16 on hard. The upset overturned the form book — Anna Bartenstein came in leading the head-to-head 1–0, but Larissa Carvalho had been the form player, winning 3 of their last 4 on hard. Larissa Carvalho claimed a first win over Anna Bartenstein in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-10-16 | Victoria 25K | QF | hard | Anna Bartenstein | 6-7(5) 6-4 6-4 |