Barbara Rush defeated Fernanda Hermenegildo 6-3 6-0 in the Celeya Gto 10K round of 32 on clay. The upset overturned the form book — Fernanda Hermenegildo came in leading the head-to-head 1–0. Barbara Rush claimed a first win over Fernanda Hermenegildo in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-10-04 | Londrina 10K | R32 | clay | Fernanda Hermenegildo | 7-5 6-2 |