Vilmarie Castellvi defeated Stephanie Dubois 6-1 6-3 in the Troy AL 50K round of 32 on hard. The upset overturned the form book — Stephanie Dubois came in leading the head-to-head 1–0. Vilmarie Castellvi claimed a first win over Stephanie Dubois in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-09-20 | Albuquerque NM 75K | R16 | hard | Stephanie Dubois | 6-4 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.