Captain William John RIDLEY, a 24 year old Veterinary surgeon from Arncliffe, Sydney, New South Wales. He enlisted on and 12 April 1915 but did not embark with the 12th Australian Light Horse Regiment. He transferred to the 5th Infantry Brigade, Headquarters and embarked from Sydney, New South Wales, on board HMAT A34 Themistocles on 19 May 1915. During the Great War RIDLEY was Killed in Action, 7 June 1917.