Natasha Lotuffo defeated Liz Tatiane Koehler Bogarin 6-4 6-1 in the Santa Maria 10K qualifying round on clay. The upset overturned the form book — Liz Tatiane Koehler Bogarin came in leading the head-to-head 1–0, but Natasha Lotuffo had been the form player, winning 3 of their last 8 on clay. Natasha Lotuffo claimed a first win over Liz Tatiane Koehler Bogarin in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-09-12 | Sao Jose Dos Campos 10K | R32 | clay | Liz Tatiane Koehler Bogarin | 6-4 6-7(3) 6-2 |