Mary Delgado was born on October 8, 1916 in Madrid, Madrid, Spain as María Delgado Piñero. She was an actress, known for The Crime of Bordadores Street (1946), El fantasma y Dª Juanita (1945) and Estudio 1 (1965). She was married to Carlos Martín Álvaro. She died on April 13, 1984 in Palma, Balearic Islands, Spain.