Greg Hjorth

Australian Professor of Mathematics, chess International Master and joint Commonwealth Chess Champion (1963–2011)
Person human Q1545347
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Summary

Greg Hjorth is a human[1]. Born in Melbourne[2], he… he was born on June 14, 1963[3]. He passed away in Melbourne[4]. He died on January 13, 2011[5]. He worked as a mathematician[6], chess player[7], and university teacher[8]. He ranks in the top 0.73% of human entities by monthly Wikipedia readership (33 views/month, #7,293 of 1,000,298).[9]

Key Facts

  • Born in Melbourne[2].
  • Greg Hjorth passed away in Melbourne[4].
  • Greg Hjorth was born on June 14, 1963[3].
  • Greg Hjorth died on January 13, 2011[5].
  • Greg Hjorth held citizenship in Australia[10].
  • Greg Hjorth's professions included mathematician[6].
  • Greg Hjorth's professions included chess player[7].
  • Greg Hjorth's professions included university teacher[8].
  • Greg Hjorth's field of work was mathematical logic[11].
  • Greg Hjorth's field of work was set theory[12].
  • Among Greg Hjorth's employers was University of California, Los Angeles[13].
  • Greg Hjorth was employed by California Institute of Technology[14].
  • Greg Hjorth was employed by University of Melbourne[15].
  • Greg Hjorth was educated at University of California, Berkeley[16].
  • Greg Hjorth's doctoral advisor was W. Hugh Woodin[17].
  • Greg Hjorth received the Carol Karp Prize[18].
  • Greg Hjorth is recorded as male[19].
  • Greg Hjorth's instance of is recorded as human[20].
  • Greg Hjorth supervised Xuhua Li as a doctoral student[21].
  • Greg Hjorth supervised Su Gao as a doctoral student[22].
  • Greg Hjorth supervised Lyman Blake Chaffee as a doctoral student[23].
  • Greg Hjorth supervised Michael Ray Oliver as a doctoral student[24].
  • Greg Hjorth supervised Asger Dag Tornquist as a doctoral student[25].
  • Greg Hjorth supervised Inessa Epstein as a doctoral student[26].
  • Greg Hjorth supervised Philipp Schlicht as a doctoral student[27].

Body

Origins and Family

Greg Hjorth was born in Melbourne[2]. He was born on June 14, 1963[3].

Education

Greg Hjorth's education included a stint at University of California, Berkeley[16]. His doctoral advisor was W. Hugh Woodin[17].

Career and Affiliations

Recorded occupations include mathematician[6], chess player[7], and university teacher[8]. Fields of work include mathematical logic[11], a branch of mathematics[28] and set theory[12], a branch of mathematics[29]. Employers include University of California, Los Angeles[13], a public research university[30], in United States[31], founded in 1919[32], headquartered in Los Angeles[33]; California Institute of Technology[14], a university[34], in United States[35], founded in 1891[36], headquartered in California[37]; and University of Melbourne[15], a public university[38], in Australia[39], founded in 1853[40]. Doctoral students include Xuhua Li[21]; Su Gao[22], a mathematician[41], b. 1968[42]; Lyman Blake Chaffee[23]; Michael Ray Oliver[24]; Asger Dag Tornquist[25]; and Inessa Epstein[26].

Recognition

Greg Hjorth received the Carol Karp Prize[18].

Death and Burial

Greg Hjorth died on January 13, 2011[5]. He passed away in Melbourne[4]. The cause of death was myocardial infarction[43].

Why It Matters

Greg Hjorth ranks in the top 0.73% of human entities by monthly Wikipedia readership (33 views/month, #7,293 of 1,000,298).[9] He has Wikipedia articles in 6 language editions, a strong signal of global cultural recognition.[44] He is known by 3 alternative names across languages and contexts.[45]

FAQs

Where was Greg Hjorth born?

Born in Melbourne[2].

Where did Greg Hjorth die?

Greg Hjorth passed away in Melbourne[4].

What did Greg Hjorth do for work?

Greg Hjorth worked as mathematician[6], chess player[7], and university teacher[8].

Where did Greg Hjorth go to school?

Greg Hjorth was educated at University of California, Berkeley[16].

What awards did Greg Hjorth receive?

Honors received include Carol Karp Prize[18].

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. [19] ↑ . wikidata.org.
  4. [10] ↑ . wikidata.org.
  5. [20] ↑ . wikidata.org.
  6. [16] ↑ . Mathematics Genealogy Project. wikidata.org.
  7. [11] ↑ . wikidata.org.
  8. [12] ↑ . wikidata.org.
  9. [6] ↑ . wikidata.org.
  10. [7] ↑ . wikidata.org.
  11. [8] ↑ . wikidata.org.
  12. [13] ↑ . wikidata.org.
  13. [14] ↑ . Retrieved . wikidata.org.
  14. [15] ↑ . Retrieved . wikidata.org.
  15. [18] ↑ . wikidata.org.
  16. [17] ↑ . wikidata.org.
  17. [21] ↑ . Mathematics Genealogy Project. wikidata.org.
  18. [22] ↑ . Mathematics Genealogy Project. wikidata.org.
  19. [23] ↑ . Mathematics Genealogy Project. wikidata.org.
  20. [24] ↑ . Mathematics Genealogy Project. wikidata.org.
  21. [25] ↑ . Mathematics Genealogy Project. wikidata.org.
  22. [26] ↑ . Mathematics Genealogy Project. wikidata.org.
  23. [27] ↑ . Mathematics Genealogy Project. wikidata.org.
  24. [43] ↑ . wikidata.org.
  25. [3] ↑ . wikidata.org.
  26. [5] ↑ . 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
  9. [36] ↑ . Wikidata. wikidata.org. → on this site
  10. [37] ↑ . Wikidata. wikidata.org. → on this site
  11. [38] ↑ . Wikidata. wikidata.org. → on this site
  12. [39] ↑ . Wikidata. wikidata.org. → on this site
  13. [40] ↑ . Wikidata. wikidata.org. → on this site
  14. [41] ↑ . Wikidata. wikidata.org. → on this site
  15. [42] ↑ . Wikidata. wikidata.org. → on this site

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [9] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [44] ↑ . Wikidata sitelinks. wikidata.org.
  3. [45] ↑ . Wikidata aliases. wikidata.org.

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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). Greg Hjorth. Retrieved October 13, 2026, from https://4ort.xyz/entity/greg-hjorth
MLA “Greg Hjorth.” 4ort.xyz Knowledge Graph, 4ort.xyz, 13 Oct. 2026, https://4ort.xyz/entity/greg-hjorth.
BibTeX @misc{4ortxyz_greg-hjorth_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Greg Hjorth}}, year = {2026}, url = {https://4ort.xyz/entity/greg-hjorth}, note = {Accessed: 2026-10-13}}
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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. 15w ago · IntensionalLogician · 2026-06-29 view diff on Wikidata ↗
    Citizenship → —
    Given name → Gregory
    Instance of → —
    Country of citizenship → Australia
    + 28 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update-languages-and-other-short:0||mul */ Add Sacks Prize winners and dissertations ([[:toollabs:editgroups/b/OR/2fea1ded636|details]])"
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