Henriette_Sontag--Charles_Valentin_Alkan

Henriette Sontag, born Gertrude Walpurgis Sontag, and, after her marriage, entitled Henriette, Countess Rossi (3 January 1806 – 17 June 1854), was a German operatic soprano of great international renown. She possessed a sweet-toned, lyrical voice and was a brilliant exponent of florid singing.