Brigadier Adrian Stuart d'Hagé AM, MC, is a retired Australian military officer and a novelist. He was born in Sydney and educated at North Sydney Boys High School and the Royal Military College Duntroon (Applied Science). He graduated into the Intelligence Corps in 1967, and was later transferred to Infantry and served in Vietnam as a platoon commander, where he was awarded the Military Cross. His service in the Australian Army included command of an infantry battalion and Director of Joint Operations for Defence. In 1980 he was awarded the National Medal. In 1990 he was promoted to Brigadier as Head of Defence Public Relations.