Colonel Sir Thomas Hungerford Holdich KCMG KCIE CB FRGS (13 February 1843 – 2 November 1929) was an English geographer and president of the Royal Geographical Society. He is best known as Superintendent of Frontier Surveys in British India, arbiter in the Cordillera of the Andes Boundary Case[1] and author of numerous books, including The Gates of India, The Countries of the King's Award and Political Frontiers and Boundary Making.[2]