Marcos Aurelio Aburto Ochoa (born 25 May 1916 in Valdivia – 5 June 2008 in Santiago) was a Chilean lawyer who served as senator after being designated by president Eduardo Frei Ruíz-Tagle.

Aburto was married to Carmela Contardo Müchall and was the father of 5 children: Marcos, Manuel, Marcelo, Miguel, Mario and Jaime.

At the same time, between 1956 and 1964, he dedicated himself to teaching, being a professor of Commercial Law at the Universidad Técnica del Estado, Valdivia Campus.

Likewise, in those years, he was an ad honorem professor of Civic Education at the Instituto Salesiano de Valdivia.

[4] He entered the Judiciary of Chile on January 29, 1945 as a Court Judge in San José de la Mariquina, Valdivia.