Patricio Heras defeated Rodrigo Perez 1-6 6-3 6-3 in the Argentina F9 round of 16 on clay. The upset overturned the form book — Rodrigo Perez came in leading the head-to-head 2–0. Patricio Heras claimed a first win over Rodrigo Perez in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-12-06 | Chile F8 | R16 | clay | Rodrigo Perez | 6-4 6-4 |
| 2010-04-05 | Brazil F1 | QF | clay | Rodrigo Perez | 1-6 6-3 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.