David Caballero defeated Sergio Gomez Barrio 0-6 6-3 6-4 in the Spain 6 Masters 4 qualifying round on clay. The upset overturned the form book — Sergio Gomez Barrio came in leading the head-to-head 1–0, but David Caballero had been the form player, winning 2 of their last 4 on clay. David Caballero claimed a first win over Sergio Gomez Barrio in two meetings, narrowing the head-to-head to 1–1.
Caballero D. came through in three sets.