Mark Robin Geier

American geneticist (1948–2025)
Person human Q15485517
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Mark Robin Geier

Summary

Mark Robin Geier is a human[1]. He was born in Washington, D.C.[2]. He was born on +1948-05-03T00:00:00Z[3]. He died in Jupiter[4]. He died on +2025-03-20T00:00:00Z[5]. He worked as a geneticist[6], anti-vaccine activist[7], physician[8], tennis player[9], and expert witness[10]. He ranks in the top 0.73% of human entities by monthly Wikipedia readership (24 views/month, #7,277 of 1,000,298).[11]

Key Facts

  • Born in Washington, D.C.[2], Mark Robin Geier…
  • Mark Robin Geier died in Jupiter[4].
  • Mark Robin Geier was born on +1948-05-03T00:00:00Z[3].
  • Mark Robin Geier died on +2025-03-20T00:00:00Z[5].
  • A child of Mark Robin Geier was David A. Geier[12].
  • Mark Robin Geier held citizenship in United States[13].
  • Mark Robin Geier worked as a geneticist[6].
  • Mark Robin Geier worked as an anti-vaccine activist[7].
  • Mark Robin Geier's professions included physician[8].
  • Mark Robin Geier's professions included tennis player[9].
  • Mark Robin Geier worked as an expert witness[10].
  • Mark Robin Geier was employed by Johns Hopkins University[14].
  • Mark Robin Geier was educated at George Washington University[15].
  • Mark Robin Geier was educated at Springbrook High School[16].
  • Mark Robin Geier is recorded as male[17].
  • Mark Robin Geier's instance of is recorded as human[18].
  • Mark Robin Geier's ISNI is recorded as 0000000418936835[19].
  • Mark Robin Geier's VIAF cluster ID is recorded as 69152682527123310894[20].
  • Mark Robin Geier's Library of Congress authority ID is recorded as no2005103232[21].
  • Mark Robin Geier's IMDb ID is recorded as nm7918891[22].
  • Mark Robin Geier's ORCID iD is recorded as 0000-0002-7892-3169[23].
  • Mark Robin Geier's residence is recorded as Maryland[24].
  • Mark Robin Geier's residence is recorded as Jupiter[25].
  • Mark Robin Geier's residence is recorded as Silver Spring[26].
  • Mark Robin Geier's sport is recorded as tennis[27].

Body

Origins and Family

Mark Robin Geier was born in Washington, D.C.[2]. He was born on +1948-05-03T00:00:00Z[3].

Education

Educated at George Washington University[15], a private university[28], in United States[29], founded in 1821[30] and Springbrook High School[16], a high school[31], in United States[32], founded in 1960[33].

Career and Affiliations

Recorded occupations include geneticist[6], anti-vaccine activist[7], physician[8], tennis player[9], and expert witness[10]. Among Mark Robin Geier's employers was Johns Hopkins University[14].

Personal Life

A child of Mark Robin Geier was David A. Geier[12].

Death and Burial

Mark Robin Geier died on +2025-03-20T00:00:00Z[5]. He died in Jupiter[4].

Why It Matters

Mark Robin Geier ranks in the top 0.73% of human entities by monthly Wikipedia readership (24 views/month, #7,277 of 1,000,298).[11] He is known by 3 alternative names across languages and contexts.[34]

FAQs

Where was Mark Robin Geier born?

Mark Robin Geier's place of birth was Washington, D.C.[2].

Where did Mark Robin Geier die?

Mark Robin Geier died in Jupiter[4].

What did Mark Robin Geier do for work?

Mark Robin Geier worked as geneticist[6], anti-vaccine activist[7], physician[8], tennis player[9], and expert witness[10].

Where did Mark Robin Geier go to school?

Mark Robin Geier was educated at George Washington University[15] and Springbrook High School[16].

References

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

Direct Wikidata claims

  1. [2] . wikidata.org.
  2. [4] . childrenshealthdefense.org. Retrieved . childrenshealthdefense.org. Provenance: wikidata.org.
  3. [17] . NPI Registry. Retrieved . npiregistry.cms.hhs.gov. Provenance: wikidata.org.
  4. [13] . wikidata.org.
  5. [18] . wikidata.org.
  6. [12] . wikidata.org.
  7. [15] . wikidata.org.
  8. [16] . Facebook. Retrieved . wikidata.org.
  9. [6] . Retrieved . wikidata.org.
  10. [7] . Retrieved . wikidata.org.
  11. [8] . NPI Registry. Retrieved . npiregistry.cms.hhs.gov. Provenance: wikidata.org.
  12. [9] . Retrieved . wikidata.org.
  13. [10] . Retrieved . wikidata.org.
  14. [14] . wikidata.org.
  15. [19] . Virtual International Authority File. Retrieved . wikidata.org.
  16. [20] . Virtual International Authority File. Retrieved . wikidata.org.
  17. [21] . wikidata.org.
  18. [22] . wikidata.org.
  19. [23] . wikidata.org.
  20. [24] . wikidata.org.
  21. [25] . Facebook. Retrieved . flboardofmedicine.gov. Provenance: wikidata.org.
  22. [26] . flboardofmedicine.gov. Retrieved . flboardofmedicine.gov. Provenance: wikidata.org.
  23. [3] . Retrieved . wikidata.org.
  24. [5] . childrenshealthdefense.org. Retrieved . childrenshealthdefense.org. Provenance: wikidata.org.
  25. [27] . 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

Class ancestry

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

Aggregate / graph-position facts

  1. [11] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [34] . 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). Mark Robin Geier. Retrieved April 10, 2026, from https://4ort.xyz/entity/mark-robin-geier
MLA “Mark Robin Geier.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Apr. 2026, https://4ort.xyz/entity/mark-robin-geier.
BibTeX @misc{4ortxyz_mark-robin-geier_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Mark Robin Geier}}, year = {2026}, url = {https://4ort.xyz/entity/mark-robin-geier}, note = {Accessed: 2026-04-10}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Mark Robin Geier — https://4ort.xyz/entity/mark-robin-geier (retrieved 2026-04-10)

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