Jerzy Różycki

Jerzy Różycki
Jerzy Różycki ca. 1928, some 4 years before joining the Cipher Bureau
Born(1909-07-24)24 July 1909
Died9 January 1942(1942-01-09) (aged 32)
NationalityPolish
Occupation(s)Mathematician, cryptologist
Known forSolving the Enigma-machine cipher
AwardsOrder of Polonia Restituta, Grand Cross (2000)
IEEE Milestone Award (2014)

Jerzy Witold Różycki (pronounced [ˈjɛʒɨ ruˈʒɨt͡ski] ; 24 July 1909 – 9 January 1942) was a Polish mathematician and cryptologist who worked at breaking German Enigma-machine ciphers before and during World War II.