Sergio Diez

Sergio Eduardo Diez Urzúa (2 April 1925 – 29 June 2015) was a Chilean architect and politician.

He is commonly remembered for having denied that arrested people disappeared during Pinochet dictatorship (1973–1990).

Early life
His parents were former Congressman Manuel Diez García and Yolanda Urzúa Ravanal. He graduated from the San Martín de Curicó Institute, belonging to the Congregation of the Marist Brothers, and then from the Faculty of Law of the Pontifical Catholic University, of which he graduated as a lawyer in 1948.

Political career
In 1948, he was secretary general of the Conservative Party and then a member of its Executive Board. Between 1950 and 1955 he was a professor of Roman law and civil law.

In 1957 he was a deputy for Talca. In 1961 he was re-elected as a deputy for the 1961-1965 legislative period.