Real name: María Elvira Gallegos Ríos

Effective period / Period of releases: 1940 - 1995

María Elvira Gallegos Ríos (Mexico City, 16 November 1913 – Mexico City, 13 January 1987) was a Mexican singer and actress.
One of the most notable performers of Agustín Lara's songs, Ríos was the first Mexican singer who achieved international success through radio, records, nightclub engagements, tours, and films. She was well known in Mexico, United States, Brazil, Argentina, and France, among other countries. Some of her greatest hits are "Noche de ronda", "Flores negras", "Perfidia", "Desesperadamente", and "Ausencia".