Fernanda Brito defeated Andrea Koch Benvenuto 6-1 2-6 6-1 in the Buenos Aires 10K round of 32 on clay. The upset overturned the form book — Andrea Koch Benvenuto came in leading the head-to-head 3–1, but Fernanda Brito had been the form player, winning 3 of their last 4 on clay. Fernanda Brito narrowed the head-to-head to 3–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2014-10-06 | Lima 10K | SF | clay | Fernanda Brito | 7-5 6-3 |
| 2013-12-09 | Santiago 25K | R16 | clay | Andrea Koch Benvenuto | 6-2 6-1 |
| 2011-03-14 | Santiago 10K | R32 | clay | Andrea Koch Benvenuto | 6-4 6-2 |
| 2010-11-29 | Santiago 10K | QF | clay | Andrea Koch Benvenuto | 6-4 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.