Marco Simoni defeated Gustavo Ramirez 6-2 6-2 in the Paraguay F2 qualifying round on clay. The upset overturned the form book — Gustavo Ramirez came in leading the head-to-head 1–0. Marco Simoni claimed a first win over Gustavo Ramirez in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-10-18 | Paraguay F1 | R16 | clay | Gustavo Ramirez | 6-4 6-2 |