María Luisa Landín Rodríguez (Mexico City, October 9, 1921-Mexico City, June 20, 2014) was a Mexican singer known as La Reina del Bolero. She recorded the bolero "Amor Perdido", authored by the Puerto Rican , that - after "Las mañanitas" - is the most played song in the history of Mexican broadcasting. It is a true musical classic that has survived over the years.