Leandro Ribeiro defeated Ricardo Siggia 3-6 7-5 6-1 in the Brazil F18 round of 32 on clay. The upset overturned the form book — Ricardo Siggia came in leading the head-to-head 2–0. Leandro Ribeiro claimed a first win over Ricardo Siggia in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-07-26 | Brazil F17 | R32 | clay | Ricardo Siggia | 6-3 7-5 |
| 2010-05-31 | Brazil F9 | R16 | clay | Ricardo Siggia | 6-3 6-4 |