Theo Holm

Danish-American botanist (1854–1932)
Person human Q7781460
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Theo Holm

Summary

Theo Holm is a human[1]. Born in Copenhagen[2], he… he was born on +1854-02-03T00:00:00Z[3]. He died in Washington, D.C.[4]. He died on +1932-12-26T00:00:00Z[5]. He worked as a botanist[6], scientific illustrator[7], botanical collector[8], and scientific collector[9]. He is known by 30 alternative names across languages and contexts.[10]

Key Facts

  • Born in Copenhagen[2], Theo Holm…
  • Theo Holm died in Washington, D.C.[4].
  • Theo Holm was born on +1854-02-03T00:00:00Z[3].
  • Theo Holm was born on +1854-01-01T00:00:00Z[11].
  • Theo Holm died on +1932-12-26T00:00:00Z[5].
  • Theo Holm died on +1932-01-01T00:00:00Z[12].
  • Theo Holm held citizenship in United States[13].
  • Theo Holm worked as a botanist[6].
  • Theo Holm worked as a scientific illustrator[7].
  • Theo Holm worked as a botanical collector[8].
  • Theo Holm's professions included scientific collector[9].
  • Theo Holm was employed by The Catholic University of America[14].
  • Among Theo Holm's employers was National Museum of Natural History[15].
  • Among Theo Holm's employers was United States Department of Agriculture[16].
  • Among Theo Holm's employers was Smithsonian Institution[17].
  • Theo Holm was educated at The Catholic University of America[18].
  • Theo Holm's education included a stint at University of Copenhagen[19].
  • Theo Holm's religion is recorded as Lutheranism[20].
  • Theo Holm is recorded as male[21].
  • Theo Holm's instance of is recorded as human[22].
  • Theo Holm's ISNI is recorded as 0000000080132142[23].
  • Theo Holm's VIAF cluster ID is recorded as 120984781[24].
  • Theo Holm's GND ID is recorded as 141399376[25].
  • Theo Holm's Library of Congress authority ID is recorded as no2015127744[26].
  • Theo Holm's IdRef ID is recorded as 145030091[27].

Body

Origins and Family

Theo Holm was born in Copenhagen[2]. Recorded date of birth include +1854-02-03T00:00:00Z[3] and +1854-01-01T00:00:00Z[11].

Education

Educated at The Catholic University of America[18], a Catholic university[28], in United States[29], founded in 1887[30] and University of Copenhagen[19], a public research university[31], in Denmark[32], founded in 1479[33].

Career and Affiliations

Recorded occupations include botanist[6], scientific illustrator[7], botanical collector[8], and scientific collector[9]. Employers include The Catholic University of America[14], a Catholic university[34], in United States[35], founded in 1887[36]; National Museum of Natural History[15], a natural history museum[37], in United States[38], founded in 1910[39]; United States Department of Agriculture[16], a ministry of agriculture[40], in United States[41], founded in 1862[42], headquartered in Washington, D.C.[43]; and Smithsonian Institution[17], an institution[44], in United States[45], founded in 1846[46], headquartered in Washington, D.C.[47].

Personal Life

Theo Holm's religion is recorded as Lutheranism[20].

Death and Burial

Recorded date of death include +1932-12-26T00:00:00Z[5] and +1932-01-01T00:00:00Z[12]. Theo Holm passed away in Washington, D.C.[4].

Why It Matters

Theo Holm is known by 30 alternative names across languages and contexts.[10]

FAQs

Where was Theo Holm born?

Theo Holm's place of birth was Copenhagen[2].

Where did Theo Holm die?

Theo Holm passed away in Washington, D.C.[4].

What did Theo Holm do for work?

Theo Holm worked as botanist[6], scientific illustrator[7], botanical collector[8], and scientific collector[9].

Where did Theo Holm go to school?

Theo Holm was educated at The Catholic University of America[18] and University of Copenhagen[19].

References

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

Direct Wikidata claims

  1. [2] . Retrieved . wikidata.org.
  2. [4] . Retrieved . wikidata.org.
  3. [21] . wikidata.org.
  4. [13] . wikidata.org.
  5. [22] . International Plant Names Index. wikidata.org.
  6. [18] . wikidata.org.
  7. [19] . wikidata.org.
  8. [6] . wikidata.org.
  9. [7] . wikidata.org.
  10. [8] . Bionomia. wikidata.org.
  11. [9] . Bionomia. wikidata.org.
  12. [14] . wikidata.org.
  13. [15] . Retrieved . wikidata.org.
  14. [16] . Retrieved . wikidata.org.
  15. [17] . Retrieved . wikidata.org.
  16. [20] . wikidata.org.
  17. [23] . International Standard Name Identifier. wikidata.org.
  18. [24] . wikidata.org.
  19. [25] . wikidata.org.
  20. [26] . Virtual International Authority File. Retrieved . wikidata.org.
  21. [27] . Virtual International Authority File. Retrieved . wikidata.org.
  22. [3] . SNAC. Retrieved . wikidata.org.
  23. [11] . Alvin. Retrieved . uni-stuttgart.de. Provenance: wikidata.org.
  24. [5] . SNAC. Retrieved . wikidata.org.
  25. [12] . Alvin. Retrieved . uni-stuttgart.de. Provenance: wikidata.org.

Inline context (facts about related entities)

  1. [28] . Wikidata. wikidata.org. → on this site
  2. [29] . Wikidata. wikidata.org. → on this site
  3. [30] . Wikidata. wikidata.org. → on this site
  4. [31] . Wikidata. wikidata.org. → on this site
  5. [32] . Wikidata. wikidata.org. → on this site
  6. [33] . Wikidata. wikidata.org. → on this site
  7. [34] . Wikidata. wikidata.org. → on this site
  8. [35] . Wikidata. wikidata.org. → on this site
  9. [36] . Wikidata. wikidata.org. → on this site
  10. [37] . Wikidata. wikidata.org. → on this site
  11. [38] . Wikidata. wikidata.org. → on this site
  12. [39] . Wikidata. wikidata.org. → on this site
  13. [40] . Wikidata. wikidata.org. → on this site
  14. [41] . Wikidata. wikidata.org. → on this site
  15. [42] . Wikidata. wikidata.org. → on this site
  16. [43] . Wikidata. wikidata.org. → on this site
  17. [44] . Wikidata. wikidata.org. → on this site
  18. [45] . Wikidata. wikidata.org. → on this site
  19. [46] . Wikidata. wikidata.org. → on this site
  20. [47] . Wikidata. wikidata.org. → on this site

Class ancestry

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

Aggregate / graph-position facts

  1. [10] . Wikidata aliases. 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). Theo Holm. Retrieved April 10, 2026, from https://4ort.xyz/entity/theo-holm
MLA “Theo Holm.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Apr. 2026, https://4ort.xyz/entity/theo-holm.
BibTeX @misc{4ortxyz_theo-holm_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Theo Holm}}, year = {2026}, url = {https://4ort.xyz/entity/theo-holm}, note = {Accessed: 2026-04-10}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Theo Holm — https://4ort.xyz/entity/theo-holm (retrieved 2026-04-10)

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Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 5w ago · MariuszRokin · 2026-04-30 view diff on Wikidata ↗
    Educated at The Catholic University of America, University of Copenhagen
    Place of death Washington, D.C.
    Collection items at Herbarium, Missouri Botanical Garden, National Museum of Natural History, Zürich Herbaria
    Prabook id 1103738
    + 18 other properties edited (see Wikidata diff for full list)
    "/* wbcreateclaim-create:1| */ [[Property:P3368]]: 1103738, [[:toollabs:quickstatements/#/batch/257026|batch #257026]]"
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