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Ivan Christian Nielsen

Danish palaeontologist and naturalist (born 1946)
Person human Q5407225
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Ivan Christian Nielsen

Summary

Ivan Christian Nielsen is a human[1]. He was born on +1946-00-00T00:00:00Z[2]. He died on +2007-00-00T00:00:00Z[3]. He worked as a botanist[4], paleontologist[5], and explorer[6].

Key Facts

  • Ivan Christian Nielsen was born on +1946-00-00T00:00:00Z[2].
  • Ivan Christian Nielsen died on +2007-00-00T00:00:00Z[3].
  • Ivan Christian Nielsen held citizenship in Kingdom of Denmark[7].
  • Ivan Christian Nielsen worked as a botanist[4].
  • Ivan Christian Nielsen's professions included paleontologist[5].
  • Ivan Christian Nielsen's professions included explorer[6].
  • Ivan Christian Nielsen was educated at University of Copenhagen[8].
  • Ivan Christian Nielsen is recorded as male[9].
  • Ivan Christian Nielsen's instance of is recorded as human[10].
  • Ivan Christian Nielsen's ISNI is recorded as 0000000035994229[11].
  • Ivan Christian Nielsen's VIAF cluster ID is recorded as 48214508[12].
  • Ivan Christian Nielsen's Library of Congress authority ID is recorded as n85252682[13].
  • Ivan Christian Nielsen's IdRef ID is recorded as 079405983[14].
  • Ivan Christian Nielsen's botanist author abbreviation is recorded as I.C.Nielsen[15].
  • Ivan Christian Nielsen's residence is recorded as Denmark[16].
  • Ivan Christian Nielsen's IPNI author ID is recorded as 12232-1[17].
  • Ivan Christian Nielsen's family name is recorded as Nielsen[18].
  • Ivan Christian Nielsen's given name is recorded as Ivan[19].
  • Ivan Christian Nielsen's Nationale Thesaurus voor Auteursnamen ID is recorded as 074782266[20].
  • Ivan Christian Nielsen's BIBSYS ID is recorded as 90298550[21].
  • Ivan Christian Nielsen's Google Knowledge Graph ID is recorded as /g/11x982bp8[22].
  • Ivan Christian Nielsen's RERO ID is recorded as A003640678[23].
  • Ivan Christian Nielsen's Te Papa agent ID is recorded as 66453[24].
  • Ivan Christian Nielsen's DBC author ID is recorded as 87097968749425[25].
  • Ivan Christian Nielsen's BHL creator ID is recorded as 261744[26].

Body

Origins and Family

Ivan Christian Nielsen was born on +1946-00-00T00:00:00Z[2].

Education

Ivan Christian Nielsen was educated at University of Copenhagen[8].

Career and Affiliations

Recorded occupations include botanist[4], paleontologist[5], and explorer[6].

Death and Burial

Ivan Christian Nielsen died on +2007-00-00T00:00:00Z[3].

FAQs

What did Ivan Christian Nielsen do for work?

Ivan Christian Nielsen worked as botanist[4], paleontologist[5], and explorer[6].

Where did Ivan Christian Nielsen go to school?

Ivan Christian Nielsen was educated at University of Copenhagen[8].

References

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

Direct Wikidata claims

  1. [9] ↑ . wikidata.org.
  2. [7] ↑ . wikidata.org.
  3. [10] ↑ . International Plant Names Index. wikidata.org.
  4. [8] ↑ . wikidata.org.
  5. [4] ↑ . wikidata.org.
  6. [5] ↑ . wikidata.org.
  7. [6] ↑ . Retrieved . wikidata.org.
  8. [11] ↑ . wikidata.org.
  9. [12] ↑ . Virtual International Authority File. Retrieved . wikidata.org.
  10. [13] ↑ . Virtual International Authority File. Retrieved . wikidata.org.
  11. [14] ↑ . Virtual International Authority File. Retrieved . wikidata.org.
  12. [15] ↑ . International Plant Names Index. wikidata.org.
  13. [16] ↑ . wikidata.org.
  14. [2] ↑ . wikidata.org.
  15. [3] ↑ . wikidata.org.
  16. [17] ↑ . International Plant Names Index. Retrieved . wikidata.org.
  17. [18] ↑ . International Plant Names Index. wikidata.org.
  18. [19] ↑ . wikidata.org.
  19. [20] ↑ . Virtual International Authority File. Retrieved . wikidata.org.
  20. [21] ↑ . Virtual International Authority File. Retrieved . wikidata.org.
  21. [22] ↑ . wikidata.org.
  22. [23] ↑ . Virtual International Authority File. Retrieved . wikidata.org.
  23. [24] ↑ . wikidata.org.
  24. [25] ↑ . Virtual International Authority File. Retrieved . wikidata.org.
  25. [26] ↑ . 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). Ivan Christian Nielsen. Retrieved October 1, 2026, from https://4ort.xyz/entity/ivan-christian-nielsen
MLA “Ivan Christian Nielsen.” 4ort.xyz Knowledge Graph, 4ort.xyz, 1 Oct. 2026, https://4ort.xyz/entity/ivan-christian-nielsen.
BibTeX @misc{4ortxyz_ivan-christian-nielsen_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Ivan Christian Nielsen}}, year = {2026}, url = {https://4ort.xyz/entity/ivan-christian-nielsen}, note = {Accessed: 2026-10-01}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Ivan Christian Nielsen — https://4ort.xyz/entity/ivan-christian-nielsen (retrieved 2026-10-01)

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