Born in Belfast, Ireland and a Horse Driver by trade, Hugh Campbell was 38 years and married when enlisted on the 26th of July 1915 in the 8th Light Horse Regiment, 13th Reinforcement, Australian Imperial Force, with the rank of Private, Number 1805, and was listed as returned to Australia on the 13th of April 1919. His Unit embarked from Melbourne, Victoria, on board HMAT A44 'Vestalia' on the 18th of January 1916.Reported for duty, 8th Light Horse Regiment, Heliopolis, 25 February 1916; taken on strength, 3rd Reserve Regiment, 6 March 1916. Transferred to 4th Division Artillery, 6 April 1916. Proceeded from Alexandria to join the British Expeditionary Force, 2 June 1916; disembarked Marseilles, 9-10 June 1916; appointed Shoeing Smith, 27 May 1916; taken on strength, 12th Field Artillery Brigade, 15 June 1916. Marched out to England for return to Australia, 10 February 1919. Commenced return to Australia on board HT 'Commonwealth', 13 April 1919; disembarked Melbourne, 8 June 1919; discharged, 1 August 1919. War service: Egypt, Western Front