Juan Pablo Villar defeated Martin Cuevas 6-3 6-4 in the Argentina F9 qualifying round on clay. The upset overturned the form book — Martin Cuevas came in leading the head-to-head 2–0. Juan Pablo Villar claimed a first win over Martin Cuevas in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-12-05 | Brazil F42 | R32 | clay | Martin Cuevas | 5-7 7-6(3) 6-4 |
| 2010-08-02 | Argentina F15 | R32 | clay | Martin Cuevas | 6-1 6-1 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.