Nicolas Pastor defeated Pablo Galdon 7-5 7-5 in the Argentina F22 round of 32 on clay. The upset overturned the form book — Pablo Galdon came in leading the head-to-head 2–0, but Nicolas Pastor had been the form player, winning 7 of their last 10 on clay. Nicolas Pastor claimed a first win over Pablo Galdon in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2012-04-02 | Argentina F6 | SF | clay | Pablo Galdon | 6-3 7-6(3) |
| 2008-09-08 | Argentina F10 | QF | clay | Pablo Galdon | 6-4 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.