Jose Maria Paniagua defeated Juan Pablo Ortiz 4-6 6-3 6-0 in the Argentina F12 round of 32 on clay. The upset overturned the form book — Juan Pablo Ortiz came in leading the head-to-head 1–0. Jose Maria Paniagua claimed a first win over Juan Pablo Ortiz in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-04-18 | Argentina F2 | R32 | clay | Juan Pablo Ortiz | 6-1 6-3 |