(b Southsea, 13 Mar. 1903; d London, 24 Jun. 1973)
British dancer and teacher. She studied with Cecchetti and made her debut in the London production of The Truth about the Russian Dancers, a 1920 play starring Karsavina. In 1921 she appeared in the Diaghilev staging of The Sleeping Princess and also danced with Massine's company. Her teaching career began in 1926 when she was engaged by de Valois. In 1931 she was appointed ballet mistress of the Vic-Wells Ballet, and was assistant director of Sadler's Wells Theatre Ballet from 1946 to 1952. From 1952 to 1968 she was director of the Royal Ballet School.