Ricardo Siggia defeated Alex Theiler 3-6 7-6 6-2 in the Brazil F4 round of 32 on clay. The result followed the form book — Ricardo Siggia came in leading the head-to-head 1–0. Ricardo Siggia extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-07-05 | Brazil F12 | R32 | clay | Ricardo Siggia | 6-2 3-6 6-4 |