Leonard James Hooper

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Sir Leonard James (Joe) Hooper KCMG CBE (23 July 1914 – 19 February 1994) was a former director of the British signals intelligence agency, GCHQ, a post he held from 1965 to 1973.


Educated at Alleyn's School in South East London and Worcester College, Oxford,[1] Hooper joined the Government Code and Cypher School in August 1938, and was based at Bletchley Park during World War II.[2] He stayed on with the organisation after the war, which became GCHQ, and, after five years as deputy director, served as its director from January 1965 to November 1973.[2]

In the mid-1970s he served as the Intelligence Co-ordinator in the Cabinet Office, where he acted as a general overseer of the UK Intelligence Community.[2]


  1. The A to Z of British Intelligence. p. 247. Retrieved 26 December 2013.<templatestyles src="Module:Citation/CS1/styles.css"></templatestyles>
  2. 2.0 2.1 2.2 "Michael Herman, ''Hooper, Sir Leonard James (1914-1994), intelligence officer and civil servant'', Oxford Dictionary of National Biography, 2004". Oxforddnb.com. Retrieved 2014-03-25.<templatestyles src="Module:Citation/CS1/styles.css"></templatestyles>
Government offices
Preceded by
Sir Clive Loehnis
Director of GCHQ
January 1965 – November 1973
Succeeded by
Sir Arthur Bonsall