Mario Ernesto López Quintana (born 6 July 1995) is a Paraguayan footballer who plays for Guaraní.

[1] After spending three years at Asunción-based side, López moved to Argentina for play at Gimnasia y Esgrima La Plata youth set-up.

[1] In the winter of 2014, López joined Primera División de Chile side Santiago Wanderers and made his professional debut against San Marcos de Arica[2] coming on as a substitute after replacing Jorge Luna.

[3] His first competitive goal came on 21 March 2015 in a 3–3 away draw with the same San Marcos de Arica, now at the Estadio Carlos Dittborn.

This biographical article related to a football defender from Paraguay is a stub.