Born in Maryborough, Victoria and a Shunter by trade, Ernest Samuel Carlyon was 22 years and married when enlisted on the 22nd of January 1915 in the 13th Light Horse Regiment, 5th Reinforcement, Australian Imperial Force, with the rank of Private, Number 1070. His Unit embarked from Melbourne, Victoria, on board HMAT A70 'Ballarat' on the 9th of September 1915. Promoted temporary Corporal on the 20th of November 1915. Promoted Corporal on the 13th of March 1916; admitted to hospital sick in the Feld, France on the 15th of November 1916 and on the 18th admitted to 1st London General Hospital – Haemorrhoids, England. Corporal promoted temporary sergeant, France on the 6th of August 1918. Embarked for return to Australia per 'Trazos-Montes' on the 25th of May 1910. Discharged from the 3rd Military District with the Termination of Period of Enlistment on the 15th of July 1919. Tree No. 592