Alberto Lleras Camargo (3 July 1906 – 4 January 1990) was the 20th President of Colombia (1958–1962), and the 1st Secretary General of the Organization of American States (1948–1954).
A journalist and liberal party politician, he also served as Minister of Government, Minister of Foreign Affairs, and as Minister of National Education in the administrations of President Alfonso López Pumarejo.
He briefly attended the National University of Colombia in Bogotá to study politics, but dropped out later to pursue journalism.
Lleras Camargo served as congressman of Colombia.
He was also a cousin of later president Carlos Lleras Restrepo.