Danilo Ferraz defeated Charles Costa 4-6 6-1 6-3 in the Brazil F2 round of 32 on clay. The upset overturned the form book — Charles Costa came in leading the head-to-head 1–0. Danilo Ferraz claimed a first win over Charles Costa in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-12-20 | Brazil F38 | R32 | clay | Charles Costa | 7-6(5) 6-1 |