David Williamson
type: Person
description: English genealogist (1927-2003)
birth date: 1927-01-01
death date: 2003-01-01
birth place: Haywards Heath
death place: London
nationality: United Kingdom
has occupation: genealogist
has occupation: heraldist
has occupation: writer
knows about: peerage
additional property: PropertyValue
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  value: Haywards Heath
additional property: PropertyValue
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  value: London
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: writer
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
  property ID: P569
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additional property: PropertyValue
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  value: January 1, 2003
additional property: PropertyValue
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  value: April 21, 2003
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: Geoffrey
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additional property: PropertyValue
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additional property: PropertyValue
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additional property: PropertyValue
  property ID: P13591
confidence:
  popularity graph score:
    score: 0.001
    score pct: 0
    tier: established
    components:
      sitelinks: 0
      sitelinks norm: 0.0
      unique citations: 7
      unique citations norm: 0.003
      monthly pageviews: 0
      monthly pageviews norm: 0.0
  sitelinks: 0
  unique citations: 7
  monthly pageviews: 0
  yearly pageviews: 0
  tier: established
claims:
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    value: Q920646
    source count: 1
    confidence: 0.2
    value label: Haywards Heath
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    confidence: 0.2
    value label: London
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    value label: male
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    value label: United Kingdom
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    value label: human
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    value label: genealogist
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    value label: heraldist
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    value label: writer
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    confidence: 0.2
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    source count: 0
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  P569:
    value: +1927-01-01T00:00:00Z
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    confidence: 0.6
  P569:
    value: +1927-02-25T00:00:00Z
    source count: 1
    confidence: 0.2
  P570:
    value: +2003-01-01T00:00:00Z
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    confidence: 0.6
  P570:
    value: +2003-04-21T00:00:00Z
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    confidence: 0.4
  P648:
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  P734:
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    value label: Williamson
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    value label: David

value: Q7041317
source count: 0
confidence: 0.0
value label: Geoffrey

value: 073513946
source count: 0
confidence: 0.0

value: n01052657
source count: 0
confidence: 0.0

value: 874844
source count: 0
confidence: 0.0

value: 000141121
source count: 0
confidence: 0.0

source count: 0
confidence: 0.0

source: NUKAT
stated in qid: Q11789729

source: Trove
stated in qid: Q18609226

source: Open Library
stated in qid: Q1201876

wikidata id: Q109855382
domain: human
level: standard
html url: https://4ort.xyz/entity/david-williamson-q109855382
markdown url: https://4ort.xyz/entity/david-williamson-q109855382.md
facts url summary: https://4ort.xyz/entity/david-williamson-q109855382/facts.json
facts url standard: https://4ort.xyz/entity/david-williamson-q109855382/facts.json
facts url full: https://4ort.xyz/entity/david-williamson-q109855382/facts.json
data source: Wikidata (CC0 / public domain)
license: https://creativecommons.org/publicdomain/zero/1.0/
api version: v1
served at: 2026-08-15T15:56:08.691923Z
entity updated at: 2026-05-03T16:20:22.557058+00:00Z
entity created at: 2026-05-03T15:04:17.072681+00:00Z