Steffen Zornosa defeated Mauricio Doria Medina 5-7 6-3 7-6 in the Bolivia F2 round of 32 on clay. The upset overturned the form book — Mauricio Doria Medina came in leading the head-to-head 1–0, but Steffen Zornosa had been the form player, winning 3 of their last 7 on clay. Steffen Zornosa claimed a first win over Mauricio Doria Medina in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-10-04 | Bolivia F4 | R16 | clay | Mauricio Doria Medina | 6-4 6-2 |