John Brennan

American businessperson and board member, Chairman Emeritus and Senior Advisor of The Vanguard Group, Inc., director at American Express
Person human Q6223068
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John Brennan

Summary

John Brennan is a human[1]. He was born on +1954-01-01T00:00:00Z[2]. He worked as a businessperson[3]. He ranks in the top 0.73% of human entities by monthly Wikipedia readership (18 views/month, #7,289 of 1,000,298).[4]

Key Facts

  • John Brennan was born on +1954-01-01T00:00:00Z[2].
  • John Brennan held citizenship in United States[5].
  • John Brennan worked as a businessperson[3].
  • John Brennan's education included a stint at Harvard Business School[6].
  • John Brennan was educated at Dartmouth College[7].
  • John Brennan was educated at Harvard University[8].
  • John Brennan is recorded as male[9].
  • John Brennan's instance of is recorded as human[10].
  • John Brennan's Freebase ID is recorded as /m/02x2jdt[11].
  • John Brennan's family name is recorded as Brennan[12].
  • John Brennan's given name is recorded as John[13].

Body

Origins and Family

John Brennan was born on +1954-01-01T00:00:00Z[2].

Education

Educated at Harvard Business School[6], a business school[14], in United States[15], founded in 1908[16], headquartered in Boston[17]; Dartmouth College[7], a private university[18], in United States[19], founded in 1769[20]; and Harvard University[8], a private university[21], in United States[22], founded in 1636[23], headquartered in Cambridge[24].

Career and Affiliations

John Brennan worked as a businessperson[3].

Why It Matters

John Brennan ranks in the top 0.73% of human entities by monthly Wikipedia readership (18 views/month, #7,289 of 1,000,298).[4]

FAQs

What did John Brennan do for work?

John Brennan worked as businessperson[3].

Where did John Brennan go to school?

John Brennan was educated at Harvard Business School[6], Dartmouth College[7], and Harvard University[8].

References

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

Direct Wikidata claims

  1. [9] ↑ . wikidata.org.
  2. [5] ↑ . wikidata.org.
  3. [10] ↑ . wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . wikidata.org.
  7. [3] ↑ . wikidata.org.
  8. [2] ↑ . wikidata.org.
  9. [11] ↑ . wikidata.org.
  10. [12] ↑ . wikidata.org.
  11. [13] ↑ . wikidata.org.

Inline context (facts about related entities)

  1. [14] ↑ . Wikidata. wikidata.org. → on this site
  2. [15] ↑ . Wikidata. wikidata.org. → on this site
  3. [16] ↑ . Wikidata. wikidata.org. → on this site
  4. [17] ↑ . Wikidata. wikidata.org. → on this site
  5. [18] ↑ . Wikidata. wikidata.org. → on this site
  6. [19] ↑ . Wikidata. wikidata.org. → on this site
  7. [20] ↑ . Wikidata. wikidata.org. → on this site
  8. [21] ↑ . Wikidata. wikidata.org. → on this site
  9. [22] ↑ . Wikidata. wikidata.org. → on this site
  10. [23] ↑ . Wikidata. wikidata.org. → on this site
  11. [24] ↑ . Wikidata. wikidata.org. → on this site

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [4] ↑ . Wikimedia Foundation. dumps.wikimedia.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 Brennan. Retrieved October 1, 2026, from https://4ort.xyz/entity/john-brennan
MLA “John Brennan.” 4ort.xyz Knowledge Graph, 4ort.xyz, 1 Oct. 2026, https://4ort.xyz/entity/john-brennan.
BibTeX @misc{4ortxyz_john-brennan_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{John Brennan}}, year = {2026}, url = {https://4ort.xyz/entity/john-brennan}, note = {Accessed: 2026-10-01}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): John Brennan — https://4ort.xyz/entity/john-brennan (retrieved 2026-10-01)

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