Commemorated at Memorial Name Bingara Returned Servicemen's Memorial Park Honour Roll Given name D Family name O'Brien Gender Male Service number N105757 Conflicts Second World War, 1939–45 Additional information Last held rank Sergeant Unit at embarkation 14th Australian Detention Barracks Service Australian Army - Second Australian Imperial Force (2nd AIF) Do you know more about this war Veteran? Click here to learn how you can contribute