Peter Twinn, Mathematician and Codebreaker 1916-2004

Peter Twinn studied Mathematics at Brasenose in the 1930s and is best known as the first British Cryptographer to decipher a message encoded by a German Enigma Coding Machine. He did this as the first professional Mathematician employed by the Government Code and Cipher School at Bletchley Park, where he worked alongside Alan Turing.

He later worked as Director of Hovercraft in the Ministry for Technology and gained an interest in entomology, being awarded a doctorate in the jumping mechanism of click beetles.

Traditions and legends

From Ale Verses to a visit from the Devil, browse some of our quirky traditions and legends

College history

A concise history, with detail on our coat of arms and our name

Famous Brasenose Names

More information on historical figures connected to Brasenose

College buildings

An architectural history of our buildings


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