Bertrand de Billy (born Paris, 11 January 1965) is a French and Swiss conductor. He attended a Jesuit school, but only started serious musical studies when he was around 14–15; he studied piano and violin. After his career as an instrumental musician, de Billy began his conducting career in Paris. He later moved to Germany and built up his career as an opera conductor. His professional operatic conducting debut was for Verdi's La Traviata in Oviedo, Spain, in 1991, replacing a conductor at sho ...