Martha Sanchez defeated Zorayma Arreola 6-4 6-0 in the Puebla 10K q16 on hard. The upset overturned the form book — Zorayma Arreola came in leading the head-to-head 1–0. Martha Sanchez claimed a first win over Zorayma Arreola in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2012-03-19 | Metepec 10K | Q16 | hard | Zorayma Arreola | 6-2 6-4 |