Gibb was an active member of the
Women's Social and Political Union (1910) and of the
Actresses' Franchise League in Glasgow, where she was the honorary secretary. In 1911 she refused to partake in the
census, along with her mother and the rest of the family. She was arrested on five separate occasions in London between 1910 and 1912., and once in Dundee On 30 October she and
Frances Parker smashed one window, and attempted to smash another in
Dundee. In November 1910, she and eight other women were arrested for throwing stones at the premises of the Secretary of State for the Home Department. In March 1912, she and
Frances Parker sat next to
Winston Churchill on a train from Stranraer to Glasgow, and asked him his opinion on votes for women and told him of the sufferings of women imprisoned in Holloway. Churchill described his experience with Gibb as "intolerable, disgusting, a nuisance, you are a low woman". In November 1912, she was assaulted by a man named Edwin Heath Smith while she was attempting to protest to Prime Minister
H. H. Asquith in
Ladybank,
Cupar., and brought a successful legal case against him There are description and pictures of newspaper articles, prizes and medals on the Chess Scotland Gibb family page, which also shows the
Hunger Strike medals awarded to both sisters . ==Chess career==