Claire Watson (née McLamore) (February 3, 1927 – July 16, 1986) was an American soprano, particularly associated with Mozart and Richard Strauss roles. 　　Born in New York City, she studied at the Eastman School of Music in Rochester, and later privately with Elisabeth Schumann and Sergius Kagen, in New York. She then left for Europe, where she studied in Vienna with Otto Klemperer. She made her stage debut in Graz, as Desdemona, in 1951. 　　She was engaged by the Frankfurt Opera in 1955, where she sang a wide range of roles, notably: Countess Almaviva, Pamina, Elisabeth, Leonora, Aida, Tatyana, Fiordiligi, Elisabeth de Valois, and the Die Marschallin, in which role she made her debut at the Royal Opera House in London in 1958, and at the Glyndebourne Festival in 1960.