Andrea Koch Benvenuto defeated Katerina Kramperova 7-6 4-6 7-6 in the Talca 10K qualifying round on clay. The upset overturned the form book — Katerina Kramperova came in leading the head-to-head 3–1. Andrea Koch Benvenuto narrowed the head-to-head to 3–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-04-18 | Caracas 10K | QF | hard | Andrea Koch Benvenuto | 6-3 6-0 |
| 2011-03-14 | Santiago 10K | R16 | clay | Katerina Kramperova | 6-1 4-6 6-2 |
| 2008-04-07 | Los Mochis 10K | QF | clay | Katerina Kramperova | 6-2 6-4 |
| 2008-03-31 | Obregon 10K | QF | hard | Katerina Kramperova | 7-5 6-1 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.