Joan Clarke MBE
(1917-1996)

woman, cryptanalyst, numismatist, and Member of the Most Excellent Order of the British Empire

Died aged 79

Joan Elisabeth Lowther Murray, MBE (née Clarke; 24 June 1917 – 4 September 1996) was an English cryptanalyst and numismatist best known for her work as a code-breaker at Bletchley Park during the Second World War. Although she did not personally seek the spotlight, her role in the Enigma project that decrypted Nazi Germany's secret communications earned her awards and citations, such as appointment as a Member of the Order of the British Empire (MBE), in 1946.

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Commemorated on 2 plaques

Joan Murray née Clarke 1917-1996 Bletchley Park cryptoanalyst numismatist lived here 1991-1996

7 Larkfields, Headington, Oxford, United Kingdom where they lived (1991-1996)

Joan Clarke 1917–1996 Code-breaker lived here

193 Rosendale Road, West Dulwich, London, United Kingdom where they was