Commemorated at Memorial Name Willow Tree and District First World War Honour Roll Given name J L Family name Costello Gender Male Service number 2304 Conflicts First World War, 1914–18 Campaign Somme 1916 - 1917 Fate Killed in action (KIA) Fate date 04 September 1916 Additional information Last held rank Private Unit at embarkation 30th Battalion Service Australian Army - First Australian Imperial Force (1st AIF) Do you know more about this war Veteran? Click here to learn how you can contribute