Maria Schäfer
type: Person
description: (born 1972)
birth date: 1972-06-23
parent: Gion Schäfer
parent: Princess Maria Claudia of Saxe-Coburg and Gotha
spouse: Guillaume Martens
children: Gian Martens
children: Aimée Martens
children: Louis Martens
additional property: PropertyValue
  property ID: P21
  value: female
additional property: PropertyValue
  property ID: P22
  value: Gion Schäfer
additional property: PropertyValue
  property ID: P25
  value: Princess Maria Claudia of Saxe-Coburg and Gotha
additional property: PropertyValue
  property ID: P26
  value: Guillaume Martens
additional property: PropertyValue
  property ID: P31
  value: human
additional property: PropertyValue
  property ID: P40
  value: Gian Martens
additional property: PropertyValue
  property ID: P40
  value: Aimée Martens
additional property: PropertyValue
  property ID: P40
  value: Louis Martens
additional property: PropertyValue
  property ID: P569
  value: June 23, 1972
additional property: PropertyValue
  property ID: P734
  value: Schäfer
additional property: PropertyValue
  property ID: P735
  value: Maria
additional property: PropertyValue
  property ID: P4638
  value: p6288.htm#i62880
confidence:
  popularity graph score:
    score: 0.0
    score pct: 0
    tier: long_tail
    components:
      sitelinks: 0
      sitelinks norm: 0.0
      unique citations: 1
      unique citations norm: 0.0
      monthly pageviews: 0
      monthly pageviews norm: 0.0
  sitelinks: 0
  unique citations: 1
  monthly pageviews: 0
  yearly pageviews: 0
  tier: long_tail
claims:
  P21:
    value: Q6581072
    source count: 1
    confidence: 0.2
    value label: female
  P22:
    value: Q75323235
    source count: 1
    confidence: 0.2
    value label: Gion Schäfer
  P25:
    value: Q75388889
    source count: 1
    confidence: 0.2
    value label: Princess Maria Claudia of Saxe-Coburg and Gotha
  P26:
    value: Q75717250
    source count: 1
    confidence: 0.2
    value label: Guillaume Martens
    qualifiers:
      P580: +2000-06-24T00:00:00Z
  P31:
    value: Q5
    source count: 0
    confidence: 0.0
    value label: human
  P40:
    value: Q75717252
    source count: 1
    confidence: 0.2
    value label: Gian Martens
  P40:
    value: Q75717253
    source count: 1
    confidence: 0.2
    value label: Aimée Martens
  P40:
    value: Q75677306
    source count: 1
    confidence: 0.2
    value label: Louis Martens
  P569:
    value: +1972-06-23T00:00:00Z
    source count: 1
    confidence: 0.2
  P734:
    value: Q21501831
    source count: 1
    confidence: 0.2
    value label: Schäfer
  P735:
    value: Q325872
    source count: 1
    confidence: 0.2
    value label: Maria
  P4638:
    value: p6288.htm#i62880
    source count: 1
    confidence: 0.2
citations:
  source: The Peerage
  stated in qid: Q21401824
meta:
  wikidata id: Q75323237
  domain: human
  level: standard
  html url: https://4ort.xyz/entity/maria-sch-fer
  markdown url: https://4ort.xyz/entity/maria-sch-fer.md
  facts url summary: https://4ort.xyz/entity/maria-sch-fer/facts.json
  facts url standard: https://4ort.xyz/entity/maria-sch-fer/facts.json
  facts url full: https://4ort.xyz/entity/maria-sch-fer/facts.json
  data source: Wikidata (CC0 / public domain)
  license: https://creativecommons.org/publicdomain/zero/1.0/
  api version: v1
  served at: 2026-08-03T18:10:16.920652Z
  entity updated at: 2026-05-03T16:20:22.557058+00:00Z
  entity created at: 2026-05-03T13:50:24.911320+00:00Z