Manicom was born on 11 March 1893 in the
St Pancras area of London, Manicom attended Southfields Girls' School. From 1911, she was active in the
women's suffrage movement. She was associated with
Sylvia Pankhurst, and worked with the
East London Federation of Suffragettes. She also joined the
Labour Party and the
Workers' Union, for which she worked as an organiser from 1917. In this position, she recruited women workers across the country and played a key role in the strike of Pearl Assurance workers. She visited
Peterborough to speak at strike rallies. The
Representation of the People Act 1918 only enfranchised women over thirty, and Manicom was a leading campaigner to extend the franchise to women on the same basis as it applied to men When the Workers' Union became part of the
Transport and General Workers' Union (TGWU), she became a London District Organiser. She also served on the
Trades Union Congress Women's Advisory Committee and the
Standing Joint Committee of Industrial Women's Organisations. She attended the 1921 International Congress of Working Women, and was a delegate to the
International Labour Organization, From 1924, Manicom worked as a postal clerk, although she remained active in the trade union movement. She died on 27 October 1937, aged 44. ==References==