(1815-1895), engineer and author

Henry Hyde Clarke, known as Hyde Clarke was born on the 14th December 1815 in London. In 1844 he had become editor of the Railway Register; and over the next few years he acquired or edited several other journals dealing with finance and engineering. Also writing an English Grammar and contributions on a number of other topics. These included economic development in India; in 1849 he was commissioned to report on a telegraph system there and in 1857, on behalf of the promoters of several railway companies, he produced a report on the desirability of the extension of hill settlements for Europeans, to be linked by railways.

Clarke founded the London and County Bank and was a member of the British Association for the Advancement of Science. He was expelled from the Anthropological Society of London on 22 August 1868 in the wake of public allegations he had made concerning (chiefly) the mismanagement of accounts of that body. He was elected a Fellow of the Royal Statistical Society on 19 December 1876.

Clarke married Maria Mildred Eaton in 1851, they had two children, a son, Henry Harcourt Hyde Clarke, was born on 29 May 1852, and a daughter, Edgiva Mildred Harcourt Hyde Clarke, followed in 1855. Hyde Clarke died on the 1st March 1895 from an attack of bronchitis.