Daniela Seguel defeated Andrea Koch Benvenuto 6-2 7-5 in the Santiago $10K round of 16 on clay. The upset overturned the form book — Andrea Koch Benvenuto came in leading the head-to-head 3–0. Daniela Seguel claimed a first win over Andrea Koch Benvenuto in four meetings, narrowing the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-03-07 | Concepcion 10K | R32 | clay | Andrea Koch Benvenuto | 6-1 6-2 |
| 2010-11-08 | Bogota 10K | SF | clay | Andrea Koch Benvenuto | 6-3 6-2 |
| 2009-11-16 | Asuncion 10K | QF | clay | Andrea Koch Benvenuto | 6-1 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.