Karolina Nowak defeated Camila Silva 6-2 4-6 6-4 in the Buenos Aires 10K round of 16 on clay. The upset overturned the form book — Camila Silva came in leading the head-to-head 2–0, but Karolina Nowak had been the form player, winning 6 of their last 10 on clay. Karolina Nowak claimed a first win over Camila Silva in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2012-04-02 | Villa Maria 10K | R16 | clay | Camila Silva | 7-5 4-6 7-6(5) |
| 2011-11-21 | Rancagua 10K | QF | clay | Camila Silva | 3-1 |