Jack C. Haldeman II

American writer and biologist (1941–2002)
Person human Q4357621
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Jack C. Haldeman II

Summary

Jack C. Haldeman II is a human[1]. He was born in Hopkinsville[2]. He was born on +1941-12-18T00:00:00Z[3]. He died in Gainesville[4]. He died on +2002-01-01T00:00:00Z[5]. He worked as a biologist[6], novelist[7], writer[8], and science fiction writer[9]. He ranks in the top 0.73% of human entities by monthly Wikipedia readership (9 views/month, #7,294 of 1,000,298).[10]

Key Facts

  • Born in Hopkinsville[2], Jack C. Haldeman II…
  • Jack C. Haldeman II died in Gainesville[4].
  • Jack C. Haldeman II was born on +1941-12-18T00:00:00Z[3].
  • Jack C. Haldeman II died on +2002-01-01T00:00:00Z[5].
  • Among Jack C. Haldeman II's spouses was Barbara Delaplace[11].
  • Jack C. Haldeman II held citizenship in United States[12].
  • Jack C. Haldeman II worked as a biologist[6].
  • Jack C. Haldeman II's professions included novelist[7].
  • Jack C. Haldeman II worked as a writer[8].
  • Jack C. Haldeman II's professions included science fiction writer[9].
  • Jack C. Haldeman II's education included a stint at Johns Hopkins University[13].
  • Jack C. Haldeman II was educated at University of Oklahoma[14].
  • Jack C. Haldeman II is recorded as male[15].
  • Jack C. Haldeman II's instance of is recorded as human[16].
  • Jack C. Haldeman II's ISNI is recorded as 0000000081595309[17].
  • Jack C. Haldeman II's VIAF cluster ID is recorded as 79325868[18].
  • Jack C. Haldeman II's Library of Congress authority ID is recorded as n78041331[19].
  • Jack C. Haldeman II's NDL Authority ID is recorded as 00442180[20].
  • Jack C. Haldeman II's SBN author ID is recorded as CFIV059775[21].
  • Jack C. Haldeman II's Freebase ID is recorded as /m/01y3v3[22].
  • Jack C. Haldeman II's Open Library ID is recorded as OL714208A[23].
  • Jack C. Haldeman II's NL CR AUT ID is recorded as xx0009997[24].
  • Jack C. Haldeman II's family name is recorded as Haldeman[25].
  • Jack C. Haldeman II's given name is recorded as Jack[26].
  • Jack C. Haldeman II's official website is recorded as http://www.sff.net/people/jack.haldeman[27].

Body

Origins and Family

Jack C. Haldeman II's place of birth was Hopkinsville[2]. He was born on +1941-12-18T00:00:00Z[3].

Education

Educated at Johns Hopkins University[13], a private university[28], in United States[29], founded in 1876[30], headquartered in Baltimore[31] and University of Oklahoma[14], a public research university[32], in United States[33], founded in 1890[34], headquartered in Norman[35].

Career and Affiliations

Recorded occupations include biologist[6], novelist[7], writer[8], and science fiction writer[9].

Personal Life

Jack C. Haldeman II was married to Barbara Delaplace[11].

Death and Burial

Jack C. Haldeman II died on +2002-01-01T00:00:00Z[5]. He passed away in Gainesville[4].

Why It Matters

Jack C. Haldeman II ranks in the top 0.73% of human entities by monthly Wikipedia readership (9 views/month, #7,294 of 1,000,298).[10] He has Wikipedia articles in 6 language editions, a strong signal of global cultural recognition.[36] He is known by 5 alternative names across languages and contexts.[37]

FAQs

Where was Jack C. Haldeman II born?

Jack C. Haldeman II's place of birth was Hopkinsville[2].

Where did Jack C. Haldeman II die?

Jack C. Haldeman II died in Gainesville[4].

Who was Jack C. Haldeman II married to?

Jack C. Haldeman II's spouses include Barbara Delaplace[11].

What did Jack C. Haldeman II do for work?

Jack C. Haldeman II worked as biologist[6], novelist[7], writer[8], and science fiction writer[9].

Where did Jack C. Haldeman II go to school?

Jack C. Haldeman II was educated at Johns Hopkins University[13] and University of Oklahoma[14].

References

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

Direct Wikidata claims

  1. [2] . wikidata.org.
  2. [4] . wikidata.org.
  3. [15] . wikidata.org.
  4. [11] . Locus. locusmag.com. Provenance: wikidata.org.
  5. [12] . wikidata.org.
  6. [16] . wikidata.org.
  7. [13] . wikidata.org.
  8. [14] . wikidata.org.
  9. [6] . wikidata.org.
  10. [7] . wikidata.org.
  11. [8] . Open Library. Retrieved . openlibrary.org. Provenance: wikidata.org.
  12. [9] . wikidata.org.
  13. [17] . International Standard Name Identifier. wikidata.org.
  14. [18] . wikidata.org.
  15. [19] . wikidata.org.
  16. [20] . wikidata.org.
  17. [21] . wikidata.org.
  18. [3] . Internet Speculative Fiction Database. Retrieved . wikidata.org.
  19. [5] . Internet Speculative Fiction Database. Retrieved . wikidata.org.
  20. [22] . Freebase Data Dumps. wikidata.org.
  21. [23] . openlibrary.org. Retrieved . openlibrary.org. Provenance: wikidata.org.
  22. [24] . Virtual International Authority File. Retrieved . wikidata.org.
  23. [25] . wikidata.org.
  24. [26] . 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
  7. [34] . Wikidata. wikidata.org. → on this site
  8. [35] . Wikidata. wikidata.org. → on this site

Class ancestry

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

Aggregate / graph-position facts

  1. [10] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [36] . Wikidata sitelinks. wikidata.org.
  3. [37] . 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). Jack C. Haldeman II. Retrieved April 10, 2026, from https://4ort.xyz/entity/jack-c-haldeman-ii
MLA “Jack C. Haldeman II.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Apr. 2026, https://4ort.xyz/entity/jack-c-haldeman-ii.
BibTeX @misc{4ortxyz_jack-c-haldeman-ii_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Jack C. Haldeman II}}, year = {2026}, url = {https://4ort.xyz/entity/jack-c-haldeman-ii}, note = {Accessed: 2026-04-10}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Jack C. Haldeman II — https://4ort.xyz/entity/jack-c-haldeman-ii (retrieved 2026-04-10)

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