Ada Mathilda de Geer

(1857-1943)
Person human Q76252178
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Ada Mathilda de Geer

Summary

Ada Mathilda de Geer is a human[1]. She was born on +1857-11-02T00:00:00Z[2]. She died on +1943-01-01T00:00:00Z[3].

Key Facts

  • Ada Mathilda de Geer was born on +1857-11-02T00:00:00Z[2].
  • Ada Mathilda de Geer died on +1943-01-01T00:00:00Z[3].
  • Ada Mathilda de Geer's father was Jhr. Mr. Jan Jacob de Geer, Heer van Rijnhuizen[4].
  • Ada Mathilda de Geer's mother was Henrietta Elizabeth Luden[5].
  • Ada Mathilda de Geer was married to Gijsbert Carel Duco van Hardenbroek[6].
  • A child of Ada Mathilda de Geer was Ada van Hardenbroek[7].
  • A child of Ada Mathilda de Geer was Barones Ernestine Sophie Louise van Hardenbroek van Lockhorst[8].
  • A child of Ada Mathilda de Geer was Jeanne Jacqueline, Barones van Hardenbroek van Lockhorst[9].
  • Ada Mathilda de Geer is recorded as female[10].
  • Ada Mathilda de Geer's instance of is recorded as human[11].
  • Ada Mathilda de Geer's genealogics.org person ID is recorded as I00068293[12].
  • Ada Mathilda de Geer's Geni.com profile ID is recorded as 6000000026392029537[13].
  • Ada Mathilda de Geer's The Peerage person ID is recorded as p63828.htm#i638271[14].

Body

Origins and Family

Ada Mathilda de Geer was born on +1857-11-02T00:00:00Z[2]. Her father was Jhr. Mr. Jan Jacob de Geer, Heer van Rijnhuizen[4]. Her mother was Henrietta Elizabeth Luden[5].

Personal Life

Ada Mathilda de Geer was married to Gijsbert Carel Duco van Hardenbroek[6]. Children include Ada van Hardenbroek[7], 1889–1971[15]; Barones Ernestine Sophie Louise van Hardenbroek van Lockhorst[8]; and Jeanne Jacqueline, Barones van Hardenbroek van Lockhorst[9].

Death and Burial

Ada Mathilda de Geer died on +1943-01-01T00:00:00Z[3].

FAQs

Who were Ada Mathilda de Geer's parents?

Ada Mathilda de Geer's father was Jhr. Mr. Jan Jacob de Geer, Heer van Rijnhuizen[4]. Ada Mathilda de Geer's mother was Henrietta Elizabeth Luden[5].

Who was Ada Mathilda de Geer married to?

Ada Mathilda de Geer's spouses include Gijsbert Carel Duco van Hardenbroek[6].

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [10] . The Peerage. wikidata.org.
  2. [4] . Genealogics. wikidata.org.
  3. [5] . Genealogics. wikidata.org.
  4. [6] . Retrieved . wikidata.org.
  5. [11] . wikidata.org.
  6. [7] . The Peerage. wikidata.org.
  7. [8] . Genealogics. wikidata.org.
  8. [9] . Genealogics. wikidata.org.
  9. [2] . The Peerage. wikidata.org.
  10. [3] . The Peerage. wikidata.org.
  11. [12] . wikidata.org.
  12. [13] . wikidata.org.
  13. [14] . wikidata.org.

Inline context (facts about related entities)

  1. [15] . Wikidata. wikidata.org. → on this site

Class ancestry

  1. [1] . Wikidata. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). Ada Mathilda de Geer. Retrieved May 3, 2026, from https://4ort.xyz/entity/ada-mathilda-de-geer
MLA “Ada Mathilda de Geer.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/ada-mathilda-de-geer.
BibTeX @misc{4ortxyz_ada-mathilda-de-geer_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Ada Mathilda de Geer}}, year = {2026}, url = {https://4ort.xyz/entity/ada-mathilda-de-geer}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Ada Mathilda de Geer — https://4ort.xyz/entity/ada-mathilda-de-geer (retrieved 2026-05-03)

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