Alessandro Giannessi defeated Marco Trungelliti 6-4 6-1 in the Buenos Aires qualifying round 1 on clay. The upset overturned the form book — Marco Trungelliti came in leading the head-to-head 2–0. Alessandro Giannessi claimed a first win over Marco Trungelliti in three meetings, narrowing the head-to-head to 2–1.
Giannessi A. took it in straight sets.
Clay: level 1–1 · Hard: Trungelliti M. leads 1–0