About Conchita Supervía
Conchita Supervía (8–9 December 1895 – 30 March 1936) was a highly popular Spanish mezzo-soprano singer who appeared in opera in Europe and America and also gave recitals. She made her stage debut in 1910 at the young age of 15 at the Teatro Colón, Buenos Aires, Argentina in Stiattesi's Blanca de Beaulieu. She made her American debut in 1915 as Charlotte in Massenet's Werther at the Chicago Opera, where she also sang in Mignon and Carmen.
Biography source: Wikipedia. The profile adds birthday-specific historical context from the Celebs Birthday Today editorial database.