Commemorated at Memorial Name Dunoon Presbyterian Great War Honor Rolls Given name W Family name Trethan Gender Male Service number 7556 Conflicts First World War, 1914–18 Additional information Last held rank Private Unit at embarkation 9th Battalion Service Australian Army - First Australian Imperial Force (1st AIF) Veteran Notes/Bio Initial is listed as 'W' on the Dunoon Presbyterian Great War Honor Rolls. Do you know more about this war Veteran? Click here to learn how you can contribute