Paula Zabala defeated Daniela Munoz Gallegos 6-3 6-3 in the Mexico City 25K round of 32 on hard. The upset overturned the form book — Daniela Munoz Gallegos came in leading the head-to-head 2–1, but Paula Zabala had been the form player, winning 2 of their last 6 on hard. Paula Zabala narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2008-09-15 | Chihuahua 10K | QF | clay | Paula Zabala | 7-5 6-1 |
| 2007-05-28 | Monterrey 10K | QF | hard | Daniela Munoz Gallegos | 6-2 6-4 |
| 2005-09-12 | Matamoros 10K | SF | hard | Daniela Munoz Gallegos | 6-3 0-6 6-4 |