She was the second wife of President Adolfo López Mateos and First Lady of Mexico from 1958 to 1964.

[1] Eva Samano de López Mateos[1] was born in Mexico in San Nicolás del Oro, Guerrero on May 5, 1910.

[citation needed] Early in her career, she taught at the Scientific and Literary Institute in Toluca.

[1] In 1961, she founded the National Institute for Infants, which The New York Times describes as "Mexico's first social assistance organization dedicated solely to children."

The article also stated she "initiated the national movement to organize and improve medical and educational services for Mexican children.