The Bulgarian Radka Nedyalkova, known as Radka Konforti (she was a wife of the actor Leo Konforti), who was born on 1st December 1922 in Lovech, Bulgaria, is one of the best Bulgarian opera singers. She was soprano and played many of the most popular soprano roles, such as "Aida", "Tosca", "Turandot", "Countess Ceprano" in "Rigoletto", "Leonore" in "Trovatore".