Carlos Rojas Hernández was born in San Martín, Meta, in the plains of Colombia.

In 1978 he recorded a LP with the singer Cholo Valderrama, which includes songs such as Quitaresuellos No.

The harpist Carlos "Cuco" Rojas was part of the Colombian folkloric musicians that accompanied writer Gabriel García Márquez to receive the Nobel Prize in Literature in Stockholm, Sweden.

Cimarron has performed on 30 countries: United States, Spain, Portugal, France, Belgium, Netherlands, Switzerland, Norway, England, Czech Republic, Austria, Slovenia, Croatia, Wales, Morocco, Arab Emirates, India, China, Japan, Malaysia, Rajasthan, Mexico, Nicaragua, Panama, Colombia, Ecuador, Argentina, Chile and Uruguay.

He worked as an advisor to the Music Division of the Ministry of Culture of Colombia.