Paula Ormaechea defeated Andrea Koch Benvenuto 4-6 6-4 6-2 in the Asuncion 10K final on clay. The upset overturned the form book — Andrea Koch Benvenuto came in leading the head-to-head 2–0, but Paula Ormaechea had been the form player, winning 3 of their last 6 on clay. Paula Ormaechea claimed a first win over Andrea Koch Benvenuto in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-11-23 | Lima 10K | QF | clay | Andrea Koch Benvenuto | 5-7 6-3 6-4 |
| 2008-07-07 | Bogota 25K | R32 | clay | Andrea Koch Benvenuto | 6-2 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.