Guy Hartley Arnold was born in Warwickshire, England and emigrated to Australia at the age of 23. In England he had worked as a bank clerk but in Australia he worked as a farmer in Coolamon, New South Wales. He also worked as a labourer in Mackay, Queensland. Arnold was 27 years old when he enlisted in the Australian Imperial Force on 28 January 1915. He was assigned to the 2nd Infantry Battalion and departed Sydney aboard HMAT Seang Bee on 11 February 1915. He spent time in Gallipoli and Egypt before moving to France with this battalion. Guy Arnold was killed during heavy fighting on 26 April 1916 and is buried at Rue-Du-Bois Military Cemetery, Fleurbaix.