John S. Marr

American writer and doctor
Person human Q1701652
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John S. Marr

Summary

John S. Marr is a human[1]. His place of birth was New York City[2]. He was born on February 22, 1940[3]. He worked as an epidemiologist[4] and writer[5]. He ranks in the top 0.73% of human entities by monthly Wikipedia readership (17 views/month, #7,300 of 1,000,298).[6]

Key Facts

  • John S. Marr was born in New York City[2].
  • John S. Marr was born on February 22, 1940[3].
  • John S. Marr held citizenship in United States[7].
  • John S. Marr worked as an epidemiologist[4].
  • John S. Marr's professions included writer[5].
  • John S. Marr's education included a stint at Harvard T.H. Chan School of Public Health[8].
  • John S. Marr's education included a stint at Yale University[9].
  • John S. Marr was educated at Deerfield Academy[10].
  • John S. Marr's education included a stint at New York Medical College[11].
  • John S. Marr is recorded as male[12].
  • John S. Marr's instance of is recorded as human[13].
  • John S. Marr's family name is recorded as Marr[14].
  • John S. Marr's given name is recorded as John[15].
  • John S. Marr's languages spoken, written or signed is recorded as English[16].

Body

Origins and Family

John S. Marr was born in New York City[2]. He was born on February 22, 1940[3].

Education

Educated at Harvard T.H. Chan School of Public Health[8], a faculty[17], in United States[18], founded in 1913[19]; Yale University[9], a private university[20], in United States[21], founded in 1701[22], headquartered in New Haven[23]; Deerfield Academy[10], a school[24], in United States[25], founded in 1797[26]; and New York Medical College[11], a medical school[27], in United States[28], founded in 1860[29].

Career and Affiliations

Recorded occupations include epidemiologist[4] and writer[5].

Why It Matters

John S. Marr ranks in the top 0.73% of human entities by monthly Wikipedia readership (17 views/month, #7,300 of 1,000,298).[6] He is known by 3 alternative names across languages and contexts.[30]

FAQs

Where was John S. Marr born?

John S. Marr's place of birth was New York City[2].

What did John S. Marr do for work?

John S. Marr worked as epidemiologist[4] and writer[5].

Where did John S. Marr go to school?

John S. Marr was educated at Harvard T.H. Chan School of Public Health[8], Yale University[9], Deerfield Academy[10], and New York Medical College[11].

References

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

Direct Wikidata claims

  1. [2] ↑ . wikidata.org.
  2. [12] ↑ . wikidata.org.
  3. [7] ↑ . wikidata.org.
  4. [13] ↑ . wikidata.org.
  5. [8] ↑ . wikidata.org.
  6. [9] ↑ . Retrieved . wikidata.org.
  7. [10] ↑ . Retrieved . wikidata.org.
  8. [11] ↑ . Retrieved . wikidata.org.
  9. [4] ↑ . wikidata.org.
  10. [5] ↑ . wikidata.org.
  11. [3] ↑ . NooSFere. Retrieved . wikidata.org.
  12. [14] ↑ . wikidata.org.
  13. [15] ↑ . wikidata.org.
  14. [16] ↑ . wikidata.org.

Inline context (facts about related entities)

  1. [17] ↑ . Wikidata. wikidata.org. → on this site
  2. [18] ↑ . Wikidata. wikidata.org. → on this site
  3. [19] ↑ . Wikidata. wikidata.org. → on this site
  4. [20] ↑ . Wikidata. wikidata.org. → on this site
  5. [21] ↑ . Wikidata. wikidata.org. → on this site
  6. [22] ↑ . Wikidata. wikidata.org. → on this site
  7. [23] ↑ . Wikidata. wikidata.org. → on this site
  8. [24] ↑ . Wikidata. wikidata.org. → on this site
  9. [25] ↑ . Wikidata. wikidata.org. → on this site
  10. [26] ↑ . Wikidata. wikidata.org. → on this site
  11. [27] ↑ . Wikidata. wikidata.org. → on this site
  12. [28] ↑ . Wikidata. wikidata.org. → on this site
  13. [29] ↑ . Wikidata. wikidata.org. → on this site

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [6] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [30] ↑ . 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). John S. Marr. Retrieved October 5, 2026, from https://4ort.xyz/entity/john-s-marr
MLA “John S. Marr.” 4ort.xyz Knowledge Graph, 4ort.xyz, 5 Oct. 2026, https://4ort.xyz/entity/john-s-marr.
BibTeX @misc{4ortxyz_john-s-marr_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{John S. Marr}}, year = {2026}, url = {https://4ort.xyz/entity/john-s-marr}, note = {Accessed: 2026-10-05}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): John S. Marr — https://4ort.xyz/entity/john-s-marr (retrieved 2026-10-05)

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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. 16w ago · Jindřich Rubeš · 2026-06-12 view diff on Wikidata ↗
    Svkkl authority id → p0097211-Marr-John-S-1940
    "/* wbcreateclaim-create:1| */ [[Property:P9322]]: p0097211-Marr-John-S-1940, [[:toollabs:quickstatements/#/batch/259493|batch #259493]]"
  2. 20w ago · Epìdosis · 2026-05-19 view diff on Wikidata ↗
    Place of birth → New York City
    Freebase id → /m/0123hpmh
    Library of congress authority id → n50041535
    Date of birth → +1940-02-22T00:00:00Z
    + 27 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/31727|batch #31727]]: import P21 and P106 from GND (20)"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.