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Johannes van Keulen

Person human Q12349896
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Johannes van Keulen

Summary

Johannes van Keulen is a human[1]. He was born on +1922-00-00T00:00:00Z[2]. He died on +1989-08-21T00:00:00Z[3]. He worked as an Esperantist[4].

Key Facts

  • Johannes van Keulen was born on +1922-00-00T00:00:00Z[2].
  • Johannes van Keulen died on +1989-08-21T00:00:00Z[3].
  • Johannes van Keulen held citizenship in Kingdom of the Netherlands[5].
  • Johannes van Keulen worked as an Esperantist[4].
  • Johannes van Keulen is recorded as male[6].
  • Johannes van Keulen's instance of is recorded as human[7].
  • Johannes van Keulen's given name is recorded as Johannes[8].
  • Johannes van Keulen's languages spoken, written or signed is recorded as Esperanto[9].
  • Johannes van Keulen's different from is recorded as Johannes van Keulen[10].

Body

Origins and Family

Johannes van Keulen was born on +1922-00-00T00:00:00Z[2].

Career and Affiliations

Johannes van Keulen's professions included Esperantist[4].

Death and Burial

Johannes van Keulen died on +1989-08-21T00:00:00Z[3].

FAQs

What did Johannes van Keulen do for work?

Johannes van Keulen worked as Esperantist[4].

References

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

Direct Wikidata claims

  1. [6] ↑ . wikidata.org.
  2. [5] ↑ . wikidata.org.
  3. [7] ↑ . wikidata.org.
  4. [4] ↑ . wikidata.org.
  5. [2] ↑ . wikidata.org.
  6. [3] ↑ . wikidata.org.
  7. [8] ↑ . wikidata.org.
  8. [9] ↑ . wikidata.org.
  9. [10] ↑ . 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). Johannes van Keulen. Retrieved May 3, 2026, from https://4ort.xyz/entity/johannes-van-keulen-q12349896
MLA “Johannes van Keulen.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/johannes-van-keulen-q12349896.
BibTeX @misc{4ortxyz_johannes-van-keulen-q12349896_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Johannes van Keulen}}, year = {2026}, url = {https://4ort.xyz/entity/johannes-van-keulen-q12349896}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Johannes van Keulen — https://4ort.xyz/entity/johannes-van-keulen-q12349896 (retrieved 2026-05-03)

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