Rosita Serrano (born María Martha Esther Aldunate del Campo, 10 June 1914 – 6 April 1997) was a Chilean singer who had her biggest success in Nazi Germany between the 1930s and the early 1940s. Because of her bell-like voice and pitch-perfect whistling she received the nickname Chilenische Nachtigall (Chilean Nightingale)\r Rosita Serano was born in Viña del Mar, Chile on 10 June 1914. Her father Héctor Aldunate was in the diplomatic service. With her mother Sofía del Campo who was a popular opera singer she moved to Europe in the early 1930s. Initially they lived in Portugal and France but by 1936 they moved to Berlin.