Marian Cripps, Baroness Parmoor

Marian Emily Cripps, Baroness Parmoor (née Ellis; 6 January 1878 – 6 July 1952) was a British anti-war activist.

Early life and wartime activities Marian Ellis was born in Nottingham, one of twin daughters of Quaker and radical parents, the colliery owner and Liberal MP John Ellis and his philanthropist wife Maria (née Rowntree). Her twin sister was named Edith. She received a home education and learned to play the cello. At the age of 70, the Dowager Baroness Parmoor undertook a study of nuclear fission in order to speak out against the use of nuclear weapons.