Vilmarie Castellvi defeated Melanie Marois 6-2 2-6 6-3 in the Mexico City 25K round of 16 on hard. The upset overturned the form book — Melanie Marois came in leading the head-to-head 1–0. Vilmarie Castellvi claimed a first win over Melanie Marois in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2002-07-22 | Evansville IN 10K | QF | hard | Melanie Marois | 1-6 6-3 6-4 |