Brother of 3723 Private Allen Sinclair Dunbar.
Norman Dunbar transferred to the 49th Battalion in England and arrived in France in August 1916. He was awarded the Military Medal in May 1918 for his brave deeds at Villers-Bretonneux and was promoted to Sergeant in July. He returned to Australia in June 1919 and was discharged in January 1920.
Military Medal citation: "His Majesty the King has been graciously pleased to award the Military Medal for bravery in the Field." (Awarded 6 May 1918)