Sergio Fajardo

Sergio Fajardo Valderrama (; born 19 June 1956) is a Colombian politician and mathematician. Fajardo was the Governor of Antioquia from 2012 to 2016. He was Mayor of Medellin from 2004 until 2008. He is a member of the Compromiso Ciudadano Party.
Fajardo ran for President of Colombia in the 2018, coming in third place. He ran again for president in the 2022 election and came in fourth place.