She was the sister of psychologist Mercedes Rodrigo. The two left Spain for Switzerland during the Spanish Civil War, moved in 1939 to Bogota, Colombia, at the invitation of rector Agustín Nieto Caballero, and in 1950 to Puerto Rico at the invitation of José María García Madrid. With Pablo Casals Rodrigo founded the Puerto Rico Conservatory of Music. She died in Puerto Rico in 1967.
- Tomás Marco History of Spanish Music - 20th Century 1993 - Page 65 "A more important composer, whose name is more widely respected than her work is known, is María Rodrigo (1888-1967), a native of Madrid and one of the few female composers of her generation. Her work links the nineteenth-century .."
- Cincotta, Vincent J. (2003). Zarzuela, the Spanish lyric theatre: a complete reference. Retrieved 12 November 2010.
- Ardila, Rubén. "MERCEDES RODRIGO (1891 - 1982)" (PDF). Retrieved 2 November 2010.