Renato Cárdenas Álvarez (Calen, Dalcahue, 1949) is a Chilean historian, writer, poet and teacher. He has been part of the cultural movement Aumen, of which he is one of its founders together with Carlos Trujillo in 1975.
Cárdenas studied pedagogy in the University of Chile and the Escuela de Bellas Artes in Valparaíso. Later he obtained a scholarship to study communication in the London University. At present he is member of the Academia Chilena de la Lengua and academic director of the Archivo Bibliográfico y Documental de Chiloé.