Difference between revisions of "Hugh Sinclair"

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{{Infobox person
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| name = Sir Hugh Sinclair
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| other_names = "Quex"
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| occupation = Royal Navy admiral; Chief of SIS 1923–1939
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}}
 
Sir [[Hugh Sinclair|Hugh "Quex" Sinclair]] was head of the [[Secret Intelligence Service]] from 1923 to 1939.<ref>Stephen Dorril, MI6: Inside the Covert World of Her Majesty's Secret Intelligence Service, Touchstone, 2002, p.4.</ref>
 
Sir [[Hugh Sinclair|Hugh "Quex" Sinclair]] was head of the [[Secret Intelligence Service]] from 1923 to 1939.<ref>Stephen Dorril, MI6: Inside the Covert World of Her Majesty's Secret Intelligence Service, Touchstone, 2002, p.4.</ref>
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==Career==
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Sinclair was the second Chief of the Secret Intelligence Service. He had earlier been Director of Naval Intelligence (1919–1921) and then Chief of the Submarine Service, before succeeding Cumming as 'C' in 1923.<ref>Tony Sale, [https://codesandciphers.org.uk/virtualbp/bphist/histdb.htm Virtual Wartime Bletchley Park: history database], codesandciphers.org.uk (summarising Nigel West, ''MI6'').</ref> He died in November 1939 and [[Stewart Menzies]] succeeded him.<ref>[https://www.gchq.gov.uk/information/dennistons-support-culture-individualism-and-ingenuity Denniston's support for a culture of individualism and ingenuity], GCHQ.</ref> SIS lists him among its former Chiefs.<ref>[https://www.sis.gov.uk/about-us/our-chief/ Our Chief], Secret Intelligence Service, accessed 16 October 2026.</ref>
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==Bletchley Park==
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In May 1938 Sinclair bought Bletchley Park with his own money, because government funding was not available, as a wartime site for GC&CS and SIS.<ref>Kathryn A. Morrison, [https://hbap.pdfsrv.co.uk/customers/HBAP/CQ56690/Vol%2053%202009/4/%E2%80%98%E2%80%9CA%20Maudlin%20and%20Monstrous%20Pile%E2%80%9D%20The%20Mansion%20at%20Bletchley%20Park,%20Buckinghamshire%E2%80%99%20by%20Kathryn%20A.%20Morrison.pdf 'A Maudlin and Monstrous Pile': The Mansion at Bletchley Park, Buckinghamshire], ''Transactions of the Buckinghamshire Archaeological Society'', vol. 53, 2009.</ref><ref>[https://www.bletchleypark.org.uk/our-story/e152-sinclair-in-focus/ E152 – Sinclair in Focus], Bletchley Park Trust podcast.</ref>
  
 
==Notes==
 
==Notes==

Latest revision as of 17:10, 16 October 2026

Sir Hugh Sinclair
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Died
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Occupation Royal Navy admiral; Chief of SIS 1923–1939
Known for
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Children
Sibling(s)
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Predecessor
Website

Sir Hugh "Quex" Sinclair was head of the Secret Intelligence Service from 1923 to 1939.[1]

Career

Sinclair was the second Chief of the Secret Intelligence Service. He had earlier been Director of Naval Intelligence (1919–1921) and then Chief of the Submarine Service, before succeeding Cumming as 'C' in 1923.[2] He died in November 1939 and Stewart Menzies succeeded him.[3] SIS lists him among its former Chiefs.[4]

Bletchley Park

In May 1938 Sinclair bought Bletchley Park with his own money, because government funding was not available, as a wartime site for GC&CS and SIS.[5][6]

Notes

  1. ↑ Stephen Dorril, MI6: Inside the Covert World of Her Majesty's Secret Intelligence Service, Touchstone, 2002, p.4.
  2. ↑ Tony Sale, Virtual Wartime Bletchley Park: history database, codesandciphers.org.uk (summarising Nigel West, MI6).
  3. ↑ Denniston's support for a culture of individualism and ingenuity, GCHQ.
  4. ↑ Our Chief, Secret Intelligence Service, accessed 16 October 2026.
  5. ↑ Kathryn A. Morrison, 'A Maudlin and Monstrous Pile': The Mansion at Bletchley Park, Buckinghamshire, Transactions of the Buckinghamshire Archaeological Society, vol. 53, 2009.
  6. ↑ E152 – Sinclair in Focus, Bletchley Park Trust podcast.