Leonard Peikoff

Canadian-American philosopher
Person human Q1235503
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Summary

Leonard Peikoff was born on October 15, 1933[1], in Winnipeg[2]. He has worked as a philosopher[3], writer[4], teacher[5], radio personality[6], and author[7]. He ranks in the top 0.72% of human entities by monthly Wikipedia readership (1,783 views/month, #7,154 of 1,000,298).[8]

Key Facts

  • Child: Kira Peikoff[9]
  • Country of citizenship: United States[10], Canada[11]
  • Field of work: philosophy[12], objectivism[13]
  • Employer: Hunter College[14], New York University Tandon School of Engineering[15]
  • Educated at: University of Manitoba[16], New York University[17]
  • Doctoral advisor: Sidney Hook[18]
  • Notable work: Objectivism: The Philosophy of Ayn Rand[19], The Ominous Parallels[20]
  • Religion or worldview: atheism[21]
  • Influenced by: Ayn Rand[22]
  • Sex or gender: male[23]
  • Movement: Objectivist movement[24]
  • Commons category: Leonard Peikoff[25]
  • Family name: Peikoff[26]
  • Given name: Leonard[27]
  • Official website: https://peikoff.com/[28]
  • Languages spoken, written or signed: English[29]
  • Name in native language: Leonard Peikoff[30]

Why It Matters

Leonard Peikoff has Wikipedia articles in 16 language editions, a strong signal of global cultural recognition.[31] He is known by 13 alternative names across languages and contexts.[32]

Works attributed to him include Philosophy: Who Needs It[33], a written work[34], written by Ayn Rand[35].

FAQs

Where was Leonard Peikoff born?

Leonard Peikoff's place of birth was Winnipeg[2].

What did Leonard Peikoff do for work?

Leonard Peikoff worked as a philosopher[3], writer[4], teacher[5], radio personality[6], and author[7].

Where did Leonard Peikoff go to school?

Leonard Peikoff was educated at University of Manitoba[16] and New York University[17].

References

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

Direct Wikidata claims

  1. [2] ↑ . wikidata.org.
  2. [23] ↑ . wikidata.org.
  3. [10] ↑ . wikidata.org.
  4. [11] ↑ . wikidata.org.
  5. [9] ↑ . wikidata.org.
  6. [16] ↑ . wikidata.org.
  7. [17] ↑ . wikidata.org.
  8. [12] ↑ . wikidata.org.
  9. [13] ↑ . wikidata.org.
  10. [3] ↑ . Integrated Authority File. Retrieved . wikidata.org.
  11. [4] ↑ . wikidata.org.
  12. [5] ↑ . wikidata.org.
  13. [6] ↑ . wikidata.org.
  14. [7] ↑ . Integrated Authority File. Retrieved . wikidata.org.
  15. [14] ↑ . wikidata.org.
  16. [15] ↑ . wikidata.org.
  17. [24] ↑ . wikidata.org.
  18. [21] ↑ . wikidata.org.
  19. [18] ↑ . wikidata.org.
  20. [25] ↑ . wikidata.org.
  21. [1] ↑ . Internet Philosophy Ontology project. Retrieved . wikidata.org.
  22. [26] ↑ . wikidata.org.
  23. [27] ↑ . wikidata.org.
  24. [22] ↑ . wikidata.org.
  25. [19] ↑ . wikidata.org.
  26. [20] ↑ . wikidata.org.
  27. [28] ↑ . wikidata.org.
  28. [29] ↑ . wikidata.org.
  29. [30] ↑ . wikidata.org.

Inverse relationships (entities pointing at this one)

  1. [33] ↑ . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [34] ↑ . Wikidata. wikidata.org. → on this site
  2. [35] ↑ . Wikidata. wikidata.org. → on this site

Aggregate / graph-position facts

  1. [8] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [31] ↑ . Wikidata sitelinks. wikidata.org.
  3. [32] ↑ . 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). Leonard Peikoff. Retrieved October 17, 2026, from https://4ort.xyz/entity/leonard-peikoff
MLA “Leonard Peikoff.” 4ort.xyz Knowledge Graph, 4ort.xyz, 17 Oct. 2026, https://4ort.xyz/entity/leonard-peikoff.
BibTeX @misc{4ortxyz_leonard-peikoff_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Leonard Peikoff}}, year = {2026}, url = {https://4ort.xyz/entity/leonard-peikoff}, note = {Accessed: 2026-10-17}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Leonard Peikoff — https://4ort.xyz/entity/leonard-peikoff (retrieved 2026-10-17)

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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. 12d ago · Printstream · 2026-10-06 view diff on Wikidata ↗
    Sitelink count → 25
    Wikipedia languages → ['ar', 'arz', 'azb', 'bg', 'commons', 'cs', 'dag', 'de', 'en', 'eo', 'es', 'fa',
    Claims rich → —
    "/* wbeditentity-update-languages-short:0||de */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/57984|batch #57984]]: Import missing aliases from dewiki 1/3"
  2. 12w ago · AgenticCommonsBot bot · 2026-07-20 view diff on Wikidata ↗
    Open library id → OL945701A
    "/* wbcreateclaim-create:1| */ Open library id: OL945701A, add OpenLibrary author ID (P648), ref OpenLibrary — AgenticCommons ([[:toolforge:editgroups/b/CB/7106d8730b928252|details]])"
  3. 18w ago · Jindřich Rubeš · 2026-06-12 view diff on Wikidata ↗
    Svkkl authority id → p0101401-Peikoff-Leonard
    "/* wbcreateclaim-create:1| */ Svkkl authority id: p0101401-Peikoff-Leonard, [[:toollabs:quickstatements/#/batch/259492|batch #259492]]"
  4. 22w ago · Epìdosis · 2026-05-16 view diff on Wikidata ↗
    Website → —
    Occupation → —
    Country of citizenship → United States, Canada
    Instance of → —
    + 24 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/31703|batch #31703]]: import P21 and P106 from GND (4)"
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