El Sanjuanero Tolimense, often called simply Sanjuanero, is a traditional Colombian bambuco song. Its music was written in 1936 by Anselmo Duran Plazas and its lyrics were written by Sofía Gaitán Yanguas. It was first performed on July 12, 1936. and recorded for the first time in the 50's by the duo Garzon y Collazos. It's one of Colombia's most recognizable folkloric songs, and it is the anthem of the Festival Folclórico y Reinado Nacional del Bambuco.