Sebastian Cox OBE (born in 1956), is the Head of the Air Historical Branch (AHB) of the Royal Air Force, a specialist archive and history unit based at RAF Northolt, Middlesex, which seeks to maintain and preserve the historical memory of the RAF and to develop and encourage "an informed understanding of RAF and air power history by providing accurate and timely advice to Ministers, the RAF, other government departments and the general public". He has worked at the AHB since 1984 and been its Head since May 1996.