Date of Birth: 
Place of Birth: Aguadas, Caldas Department, Colombia
About Ernesto Báez
- Iván Roberto Duque Gaviria aka Ernesto Báez (May 9, 1955 – November 19, 2019) was a Colombian paramilitary leader and onetime member of the demobilized United Self-Defense Forces of Colombia (AUC).
- Duque-Gaviria graduated as a lawyer from the Universidad de Caldas.
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