Gaston Paz defeated Leandro Portmann 6-3 4-6 6-1 in the Argentina F9 qualifying round of 32 on clay. The upset overturned the form book — Leandro Portmann came in leading the head-to-head 1–0, but Gaston Paz had been the form player, winning 5 of their last 10 on clay. Gaston Paz claimed a first win over Leandro Portmann in two meetings, narrowing the head-to-head to 1–1.
Paz G. came through in three sets.