Born 1884; died Mar. 29, 1944, in London. A figure in the British labor movement.
Inkpin joined the Social Democratic Federation in 1904, was elected general secretary of the British Socialist Party in 1913, and fought against H. M. Hyndman’s social-chauvinistic group. A cofounder of the Communist Party of Great Britain in 1920, Inkpin was prominent in the struggle against the anti-Soviet intervention of 1919–20. From 1930 he directed the society Friends of the Soviet Union, which was initially set up on an international basis and subsequently became a British society.