Liz Tatiane Koehler Bogarin defeated Barbara Rush 6-4 2-6 6-4 in the Santa Maria 10K round of 16 on clay. The upset overturned the form book — Barbara Rush came in leading the head-to-head 1–0. Liz Tatiane Koehler Bogarin claimed a first win over Barbara Rush in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-10-25 | Itu 10K | R32 | clay | Barbara Rush | 6-1 6-2 |