Guillermo Mendoza Diago

Guillermo Ignacio Mendoza Diago (born June 5, 1949) is a Colombian lawyer and jurist who served as Deputy Attorney General of Colombia from 2006 to 2008 and as Acting Attorney General of Colombia from 2009 to 2011, appointed by the Constitutional Court during the election process of a new Attorney General.

Born in Cienaga de Oro, Córdoba, he graduated in law from the University of Cartagena and served as a Mixed Judge of San Andrés from 1974 to 1976 and subsequently as a Criminal Judge of Sincelejo from 1976 to 1979. Mendoza has been the Acting Attorney General with the longest term, a total of one year.