Home › Entities › human › Johan Fredrik Theodoor van Valkenburg

Johan Fredrik Theodoor van Valkenburg

Person human Q5624845
Press Enter · cited answer in seconds

Summary

Johan Fredrik Theodoor van Valkenburg is a human[1]. He was born on +1877-03-31T00:00:00Z[2]. He died on +1975-06-03T00:00:00Z[3].

Key Facts

  • Johan Fredrik Theodoor van Valkenburg was born on +1877-03-31T00:00:00Z[2].
  • Johan Fredrik Theodoor van Valkenburg died on +1975-06-03T00:00:00Z[3].
  • Johan Fredrik Theodoor van Valkenburg's father was Mr. Cornelis Constantijn van Valkenburg[4].
  • Johan Fredrik Theodoor van Valkenburg's mother was Agatha van Gilse[5].
  • A child of Johan Fredrik Theodoor van Valkenburg was Cornelis Constantijn van Valkenburg[6].
  • Johan Fredrik Theodoor van Valkenburg held citizenship in Kingdom of the Netherlands[7].
  • Johan Fredrik Theodoor van Valkenburg is recorded as male[8].
  • Johan Fredrik Theodoor van Valkenburg's instance of is recorded as human[9].
  • Johan Fredrik Theodoor van Valkenburg's given name is recorded as Johan[10].
  • Johan Fredrik Theodoor van Valkenburg's genealogics.org person ID is recorded as I00122338[11].
  • Johan Fredrik Theodoor van Valkenburg's Geni.com profile ID is recorded as 6000000018776538812[12].
  • Johan Fredrik Theodoor van Valkenburg's Google Knowledge Graph ID is recorded as /g/1hhzgshf9[13].

Body

Origins and Family

Johan Fredrik Theodoor van Valkenburg was born on +1877-03-31T00:00:00Z[2]. His father was Mr. Cornelis Constantijn van Valkenburg[4]. His mother was Agatha van Gilse[5].

Personal Life

A child of Johan Fredrik Theodoor van Valkenburg was Cornelis Constantijn van Valkenburg[6].

Death and Burial

Johan Fredrik Theodoor van Valkenburg died on +1975-06-03T00:00:00Z[3].

FAQs

Who were Johan Fredrik Theodoor van Valkenburg's parents?

Johan Fredrik Theodoor van Valkenburg's father was Mr. Cornelis Constantijn van Valkenburg[4]. Johan Fredrik Theodoor van Valkenburg's mother was Agatha van Gilse[5].

References

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

Direct Wikidata claims

  1. [8] ↑ . wikidata.org.
  2. [4] ↑ . Genealogics. wikidata.org.
  3. [5] ↑ . Genealogics. wikidata.org.
  4. [7] ↑ . wikidata.org.
  5. [9] ↑ . wikidata.org.
  6. [6] ↑ . Genealogics. wikidata.org.
  7. [2] ↑ . wikidata.org.
  8. [3] ↑ . wikidata.org.
  9. [10] ↑ . wikidata.org.
  10. [11] ↑ . wikidata.org.
  11. [12] ↑ . wikidata.org.
  12. [13] ↑ . wikidata.org.

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). Johan Fredrik Theodoor van Valkenburg. Retrieved May 3, 2026, from https://4ort.xyz/entity/johan-fredrik-theodoor-van-valkenburg
MLA “Johan Fredrik Theodoor van Valkenburg.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/johan-fredrik-theodoor-van-valkenburg.
BibTeX @misc{4ortxyz_johan-fredrik-theodoor-van-valkenburg_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Johan Fredrik Theodoor van Valkenburg}}, year = {2026}, url = {https://4ort.xyz/entity/johan-fredrik-theodoor-van-valkenburg}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Johan Fredrik Theodoor van Valkenburg — https://4ort.xyz/entity/johan-fredrik-theodoor-van-valkenburg (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/johan-fredrik-theodoor-van-valkenburg · Last refreshed: