Joaquin Jesus Monteferrario defeated Pablo Galdon 6-7 6-1 6-3 in the Argentina F9 round of 32 on clay. The upset overturned the form book — Pablo Galdon came in leading the head-to-head 4–0. Joaquin Jesus Monteferrario claimed a first win over Pablo Galdon in five meetings, narrowing the head-to-head to 4–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2014-02-03 | Argentina F2 | R32 | clay | Pablo Galdon | 6-3 6-2 |
| 2013-09-23 | Argentina F20 | QF | clay | Pablo Galdon | 6-2 6-4 |
| 2010-07-12 | Argentina F13 | R16 | clay | Pablo Galdon | 6-1 6-2 |
| 2010-07-05 | Argentina F12 | F | clay | Pablo Galdon | 6-2 7-6(5) |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.