Eduarda Piai defeated Andrea Benitez 6-3 7-6 in the Asuncion 10K final on clay. The upset overturned the form book — Andrea Benitez came in leading the head-to-head 2–0, but Eduarda Piai had been the form player, winning 6 of their last 8 on clay. Eduarda Piai claimed a first win over Andrea Benitez in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2013-03-25 | Ribeirao Preto 10K | QF | clay | Andrea Benitez | 4-6 6-4 6-4 |
| 2011-04-25 | Sao Paulo 10K | SF | clay | Andrea Benitez | 6-4 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.