Guillermo Duran defeated Martin Alund 6-3 4-6 6-4 in the Argentina F19 round of 16 on clay. The upset overturned the form book — Martin Alund came in leading the head-to-head 1–0. Guillermo Duran claimed a first win over Martin Alund in two meetings, narrowing the head-to-head to 1–1.
Duran G. came through in three sets.