Claudia Razzeto defeated Guadalupe Moreno 3-6 6-4 6-1 in the Buenos Aires 10K round of 32 on clay. The upset overturned the form book — Guadalupe Moreno came in leading the head-to-head 1–0. Claudia Razzeto claimed a first win over Guadalupe Moreno in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2008-07-14 | Cartagena 10K | R16 | hard | Guadalupe Moreno | 6-3 6-3 |