Andrea Koch Benvenuto defeated Leticia Sobral 7-6 6-1 in the Belo Horizonte 10K round of 32 on hard. The upset overturned the form book — Leticia Sobral came in leading the head-to-head 2–0, but Andrea Koch Benvenuto had been the form player, winning 4 of their last 4 on hard. Andrea Koch Benvenuto claimed a first win over Leticia Sobral in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-08-09 | Caracas 10K | R32 | hard | Leticia Sobral | 7-6(2) 6-2 |
| 2002-08-12 | La Paz 10K | R16 | clay | Leticia Sobral | 4-6 6-3 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.