William Henry Kidson (4 December 1845 - 24 March 1900) was an accountant and educationist. Born in Bury St Edmunds, he was educated in that town before living in Paris for a number of years. In about 1870 he returned to England to become a chartered accountant. He rose to become senior partner in W H Kidson & Son of Basinghall Street in the City of London. He died of influenza in 1900, aged 54.