Cecily Mary Cook OBE née Graves (1889/90–1962) was an English left-wing political activist.
She worked for the Independent Labour Party (ILP), compiling political notes for speakers and MPs.
She also supported Clement Attlee as chief woman worker when he stood for Parliament in 1922 and 1923, later standing herself as a council of London member in Wandsworth in 1925, representing the Co-operative Women's Guild.
[1] She later held the post of General Secretary from 1940 until she retired in 1953 and she became President of the International Women's Guild.
[1] She died at the Whittington Hospital in north London on 28 June 1962 and was cremated at Golders Green crematorium on 3 July 1962.