Cedar Paul was born Gertrude Mary Davenport, the daughter of the composer Francis William Davenport (1847-1925). She was also the grand-daughter of the composer George Alexander Macfarren. Educated at convent schools in
She was a member of the Independent Labour Party from 1912 to 1919, and Secretary of the British Section of the Women's International Council of Socialist and Labour Organizations from 1917 to 1919. Like her husband, Eden Paul (see separate entry) she became a member of the British Communist Party on its foundation after having become increasingly close to the British Socialist Party and other formations after the Russian revolution. In 1919, she was the musical director for Hands off
She died on 18 March 1972.