Marco Antonio Montes de Oca (August 3, 1932 - February 7, 2009) was a Mexican poet and painter. Montes de Oca was a prolific and influential poet whose principal books include: Ruina de la infame Babilonia (1953), and Delante de la luz cantan los pájaros (1959), which won the Xavier Villaurrutia Prize. He also wrote a self-titled memoir in 1967, and a book of short stories Las fuentes legendarias (1966), and also dedicated a lot of time to painting and sculpturing. He died of a heart attack in Mexico City on February 7, 2009.