RAAF Overseas Headquarters was a Royal Australian Air Force (RAAF) administrative unit located in London. It was formed on 1 December 1941 to oversee the welfare of RAAF personnel posted to Royal Air Force (RAF) units as well as the Australian squadrons which were planned to be formed as part of the RAF in Britain and North Africa. It replaced the Air Liaison Office which had been run out of the High Commission of Australia, London. RAAF Overseas Headquarters was not assigned any subordinate units.