Yoannis Montesino defeated Joelle Schad 6-3 6-2 in the CUB vs DOM round robin on hard. The upset overturned the form book — Joelle Schad came in leading the head-to-head 1–0. Yoannis Montesino claimed a first win over Joelle Schad in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1999-02-27 | Nuevo Laredo 4 5K | SF | hard | Joelle Schad | 6-3 7-5 |