Diego Alberto Colorado (born 31 August 1973 in Jardín, Antioquia) is a male long-distance runner from Colombia. He represented his country in the marathon at the 2001 World Championships in Athletics, taking 32nd place. He has won medals on the track over 10,000 metres, taking bronze at the 2005 South American Championships in Athletics and silver at the 2008 CAC Championships. He was the first South American home at the 2011 Bogota Half Marathon, taking fourth place behind East African opposition.