Ancestry of
Alan Turing

WWII Codebreaker of Nazi Enigma Machine

Alexius I Comnenus

View famous kin of Alexius I Comnenus

• • 28th Great-grandfather of Alan Turing — 31st Generation
  • Ahnentafel No:
  • 1106780848 
  • Father:
  • John I Comnenus 
  • Mother:
  • Anne Dalassene   
  • Birth Date:
  • ABT 1048 
  • Birth Location:
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  • Christening Date:
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  • Christening Location:
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  • Death Date:
  • 15 Aug 1118 
  • Death Location:
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  • Burial Date:
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  • Burial Location:
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  • Spouse Name:
  • Irene Dukas
  • Marriage Date:
  • ABT 1077 
  • Marriage Location:
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  • Child:

  John II Comnenus (Ahnentafel No:553390424 )

  • Notes: 

  • Byzantine Emperor

• Sources for Alexius I Comnenus

  • ¹ Weis, Frederick Lewis, et. al., Ancestral Roots of Certain American Colonists Who Came to America Before 1700, 8th Edition, Baltimore, Maryland: Genealogical Publishing Company (2004), 108.