Mariana Mesa defeated Rossana De Los Rios 3-6 6-3 6-1 in the Asuncion 10K semi-final on clay. The upset overturned the form book — Rossana De Los Rios came in leading the head-to-head 1–0. Mariana Mesa claimed a first win over Rossana De Los Rios in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2000-03-20 | Stone Mountain 25K | R32 | hard | Rossana De Los Rios | 6-2 6-0 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.