John Biddulph Martin
John Biddulph Martin (10 June 1841 – 20 March 1897) was an English banker and statistician.He was educated at Harrow School, matriculating at Exeter College, Oxford in 1860, and graduating B.A.The bank was at one time the property of Sir Thomas Gresham, whose crest, the Grasshopper, the name commemorates.His article on "The Evolution of our Banking System" in the Economic Journal for 1891 was noted for its insights.Martin died of pneumonia on 20 March 1897, at Las Palmas, Canary Islands.