Commemorated at Memorial Name Tumbarumba War Memorial Given name Trevor O Family name Greenhalgh Gender Male Service number 3949 Conflicts First World War, 1914–18 Fate Killed in action (KIA) Fate date 28 September 1917 Additional information Last held rank Private Unit at embarkation 20th Battalion Service Australian Army - First Australian Imperial Force (1st AIF) Veteran Notes/Bio Served at Zillebeke, Belgium Do you know more about this war Veteran? Click here to learn how you can contribute