Rodolfo Mederos (born March 25, 1940) is an Argentine bandoneonist, composer and arranger. He lived in Cuba and France; in Argentina, he founded the cult group Generacion Cero. 　　Mederos is a porteno, born in the neighborhood of Constitucion. He spent his childhood in the province of Entre Rios, and later went to the University of Cordoba to study biology. 　　As a young man he was captivated by fellow bandoneonist Ástor Piazzolla. He played with Piazzolla for several years before joining the Osvaldo Pugliese Orchestra, alongside other young musicians.