Adán Chávez Frías (born April 11, 1953) is Venezuelan politician who was Governor of Barinas state from 2008 to 2017.
Previously he was Ambassador to Cuba and then Minister of Education from 2007 to 2008.
He is the elder brother of Hugo Chávez, who was President of Venezuela from 1999 to 2013, and of the Mayor of Sabaneta, Barinas, Anibal José Chávez Frías.