Jan Willem Jacobus Backer

(1775-1807)
Person human Q48322358
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Jan Willem Jacobus Backer

Summary

Jan Willem Jacobus Backer is a human[1]. He was born on +1775-00-00T00:00:00Z[2]. He died on +1807-00-00T00:00:00Z[3].

Key Facts

  • Jan Willem Jacobus Backer was born on +1775-00-00T00:00:00Z[2].
  • Jan Willem Jacobus Backer died on +1807-00-00T00:00:00Z[3].
  • Jan Willem Jacobus Backer's father was Cornelis Backer Czn.[4].
  • Jan Willem Jacobus Backer's mother was Agnes Maria Clifford[5].
  • Jan Willem Jacobus Backer was married to Josina Petronella Sichterman[6].
  • A child of Jan Willem Jacobus Backer was Cornelis Backer[7].
  • A child of Jan Willem Jacobus Backer was Hermanna Elisabeth Backer[8].
  • A child of Jan Willem Jacobus Backer was Agnes Maria Backer[9].
  • A child of Jan Willem Jacobus Backer was Jonkheer Mello Backer[10].
  • Jan Willem Jacobus Backer is recorded as male[11].
  • Jan Willem Jacobus Backer's instance of is recorded as human[12].
  • Jan Willem Jacobus Backer's given name is recorded as Jan[13].
  • Jan Willem Jacobus Backer's genealogics.org person ID is recorded as I00078729[14].
  • Jan Willem Jacobus Backer's Geni.com profile ID is recorded as 6000000018022872683[15].
  • Jan Willem Jacobus Backer's WikiTree person ID is recorded as Backer-402[16].
  • Jan Willem Jacobus Backer's The Peerage person ID is recorded as p66118.htm#i661171[17].

Body

Origins and Family

Jan Willem Jacobus Backer was born on +1775-00-00T00:00:00Z[2]. His father was Cornelis Backer Czn.[4]. His mother was Agnes Maria Clifford[5].

Personal Life

Among Jan Willem Jacobus Backer's spouses was Josina Petronella Sichterman[6]. Children include Cornelis Backer[7], a politician[18], 1798–1864[19], of Kingdom of the Netherlands[20]; Hermanna Elisabeth Backer[8], 1801–1876[21], of Netherlands[22]; Agnes Maria Backer[9], 1803–1877[23]; and Jonkheer Mello Backer[10].

Death and Burial

Jan Willem Jacobus Backer died on +1807-00-00T00:00:00Z[3].

FAQs

Who were Jan Willem Jacobus Backer's parents?

Jan Willem Jacobus Backer's father was Cornelis Backer Czn.[4]. Jan Willem Jacobus Backer's mother was Agnes Maria Clifford[5].

Who was Jan Willem Jacobus Backer married to?

Jan Willem Jacobus Backer's spouses include Josina Petronella Sichterman[6].

References

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

Direct Wikidata claims

  1. [11] . wikidata.org.
  2. [4] . wikidata.org.
  3. [5] . The Peerage. wikidata.org.
  4. [6] . Retrieved . wikidata.org.
  5. [12] . wikidata.org.
  6. [7] . wikidata.org.
  7. [8] . The Peerage. wikidata.org.
  8. [9] . The Peerage. wikidata.org.
  9. [10] . The Peerage. wikidata.org.
  10. [2] . wikidata.org.
  11. [3] . wikidata.org.
  12. [13] . wikidata.org.
  13. [14] . wikidata.org.
  14. [15] . wikidata.org.
  15. [16] . wikidata.org.
  16. [17] . wikidata.org.

Inline context (facts about related entities)

  1. [18] . Wikidata. wikidata.org. → on this site
  2. [19] . Wikidata. wikidata.org. → on this site
  3. [20] . Wikidata. wikidata.org. → on this site
  4. [21] . Wikidata. wikidata.org. → on this site
  5. [22] . Wikidata. wikidata.org. → on this site
  6. [23] . 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). Jan Willem Jacobus Backer. Retrieved May 3, 2026, from https://4ort.xyz/entity/jan-willem-jacobus-backer
MLA “Jan Willem Jacobus Backer.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/jan-willem-jacobus-backer.
BibTeX @misc{4ortxyz_jan-willem-jacobus-backer_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Jan Willem Jacobus Backer}}, year = {2026}, url = {https://4ort.xyz/entity/jan-willem-jacobus-backer}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Jan Willem Jacobus Backer — https://4ort.xyz/entity/jan-willem-jacobus-backer (retrieved 2026-05-03)

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