Jan Kowalewski, photo przed 1925
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ID: OS-011323-P/194829

Jan Kowalewski

ID: OS-011323-P/194829

Jan Kowalewski

First name:

Jan

Last Name:

Kowalewski

Date of birth:

24-10-1892

Place of birth:

Łódź

Date of death:

31-10-1965

Place od death:

Londyn

Age:

Profession:

officer

Biography:

Jan Kowalewski (1892-1965), Polish qualified lieutenant colonel of infantry of the Polish Army, mathematician, polyglot and cryptologist. He broke Soviet ciphers during the Polish-Bolshevik war. Awarded the Silver Cross of the Order of Virtuti Militari in 1922.

Publication:

08.11.2025

Last updated:

08.11.2025

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Sepia photograph showing a man in military uniform with medals and insignia, seated against a background of patterned wallpaper.

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Tomb of the cryptologist, Jan Kowalewski in North Sheen Cemetery, London

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Jan Kowalewski

Jan Kowalewski

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