Antony Duff

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Sir Anthony Duff
Allegiance United Kingdom Flag of the United Kingdom.svg
Service MI5
Active 1985–1988
Rank Director-General of MI5
Award(s) GCMG, CVO, DSO, DSC, PC

Born (1920-02-25)25 February 1920
Died 13 August 2000(2000-08-13) (aged 80)
Nationality British
Spouse Pauline Sword
Occupation Intelligence officer, Civil servant

Sir Arthur Antony Duff, GCMG, CVO, DSO, DSC, PC (25 February 1920 – 13 August 2000) was Director General (DG) of MI5, the United Kingdom's internal security service, from 1985 to 1988.


Educated at the Royal Naval College, Dartmouth, Duff started his career in the Royal Navy where he was a submarine commander during World War II; he served in the Cabinet Office and was Deputy Governor of Southern Rhodesia, to Lord Soames from 1979 to 1980. After his retirement he worked as a volunteer in a centre for the homeless and was a board member of Homeless Network in London.[1]


  1. ^ Obituary: Sir Antony Duff Guardian, 18 August 2000
  • Andrew, Christopher (2010). Defence of the Realm: The Authorised History of MI5. London: Penguin. ISBN 978-0-14-102330-4. 
Government offices
Preceded by
Sir John Jones
Director General of MI5
Succeeded by
Sir Patrick Walker