Juan Vazquez Valenzuela defeated Juan Pablo Ortiz 6-3 6-4 in the Argentina F24 round of 16 on clay. The upset overturned the form book — Juan Pablo Ortiz came in leading the head-to-head 1–0, but Juan Vazquez Valenzuela had been the form player, winning 3 of their last 7 on clay. Juan Vazquez Valenzuela 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 |
|---|---|---|---|---|---|
| 2012-07-02 | Argentina F16 | QF | clay | Juan Pablo Ortiz | 6-3 6-4 |