Prince Jan Radziwill
type: Person
description: Polish-Lithuanian American businessperson and board member, director of StoneX Group Inc.
birth date: 1947-08-08
parent: Stanisław Albrecht Radziwiłł
parent: Grace Maria Kolin
has occupation: businessperson
additional property: PropertyValue
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  value: male
additional property: PropertyValue
  property ID: P22
  value: Stanisław Albrecht Radziwiłł
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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additional property: PropertyValue
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additional property: PropertyValue
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additional property: PropertyValue
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  value: John
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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confidence:
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    score pct: 0
    tier: long_tail
    components:
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      sitelinks norm: 0.0
      unique citations: 4
      unique citations norm: 0.002
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      monthly pageviews norm: 0.0
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  unique citations: 4
  monthly pageviews: 0
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claims:
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    confidence: 0.4
    value label: Stanisław Albrecht Radziwiłł
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    value label: Grace Maria Kolin
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    value label: human
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    value label: House of Radziwiłł
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  P569:
    value: +1947-08-08T00:00:00Z
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    confidence: 0.4
  P734:
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    value label: Radziwill
  P735:
    value: Q4925477
    source count: 0
    confidence: 0.0
    value label: John
  P1185:
    value: 151938
    source count: 0
    confidence: 0.0
  P1819:
    value: I00022164
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  P4638:
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    source count: 1
    confidence: 0.2
  P8172:
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citations:
  source: The Peerage
  stated in qid: Q21401824
citations:
  source: Q121885404
  stated in qid: Q121885404
citations:
  source: Genealogics
  stated in qid: Q19847326
citations:
  source: Sejm-Wielki.pl
  stated in qid: Q93482363
meta:
  wikidata id: Q75328074
  domain: human
  level: standard
  html url: https://4ort.xyz/entity/prince-jan-radziwill
  markdown url: https://4ort.xyz/entity/prince-jan-radziwill.md
  facts url summary: https://4ort.xyz/entity/prince-jan-radziwill/facts.json
  facts url standard: https://4ort.xyz/entity/prince-jan-radziwill/facts.json
  facts url full: https://4ort.xyz/entity/prince-jan-radziwill/facts.json
  data source: Wikidata (CC0 / public domain)
  license: https://creativecommons.org/publicdomain/zero/1.0/
  api version: v1
  served at: 2026-08-24T00:53:45.071678Z
  entity updated at: 2026-05-03T16:20:22.557058+00:00Z
  entity created at: 2026-05-03T14:45:41.406214+00:00Z