Juan Ignacio Amarante defeated Rodrigo Scattareggia 6-4 6-3 in the Argentina F8 round of 32 on clay. The upset overturned the form book — Rodrigo Scattareggia came in leading the head-to-head 1–0. Juan Ignacio Amarante claimed a first win over Rodrigo Scattareggia in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-09-19 | Bolivia F1 | R32 | clay | Rodrigo Scattareggia | 6-4 3-6 7-5 |