Fred Gordon Brook-Shepherd, CBE (born Fred Gordon Shepherd on March 24, 1918 in Nottingham; died January 24, 2004 in London) was a British intelligence agent, journalist, and historian.
Stationed in Europe during World War II and in Vienna during Austria's occupation by the allies, he became a noted expert on the recent history of the country, especially on the lives of the last ruling Habsburgs, the psychological and political turbulence of the interwar period, and the Anschluss.
He also wrote on the subject of British and Soviet intelligence.