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Pre-computer cryptographers
Pre-19th-century cryptographers
Wilhelm Fenner
Tex Biard
Hermann Pokorny
Josh Cooper (cryptographer)
Jan Graliński
Jan Kowalewski
Gwido Langer
Alastair Denniston
Maksymilian Ciężki
William Montgomery (cryptographer)
George Scovell
John Tiltman
Joseph Mauborgne
Gilbert Vernam
Friedrich Kasiski
Laurance Safford
Henryk Zygalski
Arne Beurling
Jerzy Różycki
Herbert O. Yardley
Joseph Finnegan
Arthur Unger
Henri Braquenié
Rudolf Bailovic
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