Fernando Schmidt Ariztía (born December 4, 1954) is a Chilean politician and diplomat who currently serves as Ambassador of Chile in Brazil from April 19, 2018.

He served as Undersecretary of Foreign Affairs of Chile from March 11, 2010, to November 12, 2012.

He is the son of Fernando Schmidt Henríquez and Amelia Ariztía Ruiz and grandson of the engineer and Minister of Public Works Teodoro Schmidt Quezada.

He completed his graduation from the Diplomatic Academy of Chile and Master in International Relations at the Ortega y Gasset University Institute in Madri.

From 1989 to 1991he served as a Head of the OAS Department in the Ministry of Foreign Affairs.