Henry William Wolff (30 December 1840 – 7 March 1931) was a British co-operative activist.
Wolff's father ran the Hunslet Flax Mill, and Henry was born in Leeds.
He worked in agriculture, spending some in the Vosges and Black Forest.
Returning to England, he worked in journalism, and wrote books on a wide variety of subjects.
[2] He was also a founder of the Agricultural Organisation Society, an advisor to the Irish Agricultural Organisation Society, and to the Imperial government in India on co-operatives.