Johann I von Hardeck Burggraf von Magdeburg
type: Person
description: Burggrave of Maidburg (Magdeburg), Count of Hardegg (Hardeck), Count of Mohul, in service of Emperor Charles IV., died 1393
death date: 1389-00-00
parent: Burkhard of Maidburg
spouse: Helene von Sachsen-Wittenberg
works for: Charles IV
has occupation: Hofrichter
has occupation: Vogt
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additional property: PropertyValue
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additional property: PropertyValue
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additional property: PropertyValue
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additional property: PropertyValue
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  value: 1393
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additional property: PropertyValue
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additional property: PropertyValue
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  value: 54047
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    value label: Vogt
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  P4638:
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  P6228:
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    source count: 0
    confidence: 0.0
citations:
  source: The Peerage
  stated in qid: Q21401824
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  license: https://creativecommons.org/publicdomain/zero/1.0/
  api version: v1
  served at: 2026-08-03T20:01:34.481966Z
  entity updated at: 2026-05-03T16:20:22.557058+00:00Z
  entity created at: 2026-05-03T14:29:14.809163+00:00Z