Harold E. Johns

medical physicist (1915–1998)
Person human Q5660554
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Harold E. Johns

Summary

Harold E. Johns is a human[1]. Born in Sichuan[2], he… he was born on July 4, 1915[3]. He passed away in Kingston[4]. He died on August 23, 1998[5]. He worked as a physicist[6] and university teacher[7]. He ranks in the top 0.73% of human entities by monthly Wikipedia readership (31 views/month, #7,289 of 1,000,298).[8]

Key Facts

  • Born in Sichuan[2], Harold E. Johns…
  • Born in Chengdu[9], Harold E. Johns…
  • Harold E. Johns died in Kingston[4].
  • Harold E. Johns was born on July 4, 1915[3].
  • Harold E. Johns died on August 23, 1998[5].
  • Harold E. Johns held citizenship in Canada[10].
  • Harold E. Johns's professions included physicist[6].
  • Harold E. Johns's professions included university teacher[7].
  • Harold E. Johns was employed by University of Toronto[11].
  • Harold E. Johns was educated at University of Toronto[12].
  • Harold E. Johns was educated at McMaster University[13].
  • Harold E. Johns received the Officer of the Order of Canada[14].
  • Harold E. Johns received the Canada Gairdner International Award[15].
  • Harold E. Johns received the Henry Marshall Tory Medal[16].
  • Harold E. Johns received the Canadian Medical Hall of Fame[17].
  • Harold E. Johns is recorded as male[18].
  • Harold E. Johns's instance of is recorded as human[19].
  • Harold E. Johns's family name is recorded as Johns[20].
  • Harold E. Johns's given name is recorded as Harold[21].

Body

Origins and Family

Recorded place of birth include Sichuan[2], a province of China[22], in People's Republic of China[23], founded in 1952[24] and Chengdu[9], a sub-province-level division[25], in People's Republic of China[26], founded in -0311[27]. Harold E. Johns was born on July 4, 1915[3].

Education

Educated at University of Toronto[12], a public research university[28], in Canada[29], founded in 1827[30], headquartered in Toronto[31] and McMaster University[13], a public research university[32], in Canada[33], founded in 1887[34].

Career and Affiliations

Recorded occupations include physicist[6] and university teacher[7]. Among Harold E. Johns's employers was University of Toronto[11].

Recognition

Awards received include Officer of the Order of Canada[14], a grade of an order[35], in Canada[36], founded in 1967[37]; Canada Gairdner International Award[15], a science award[38], in Canada[39], founded in 1959[40]; Henry Marshall Tory Medal[16], a science award[41], in Canada[42], founded in 1941[43]; and Canadian Medical Hall of Fame[17], a hall of fame[44], in Canada[45], founded in 1994[46], headquartered in London[47].

Death and Burial

Harold E. Johns died on August 23, 1998[5]. He died in Kingston[4].

Why It Matters

Harold E. Johns ranks in the top 0.73% of human entities by monthly Wikipedia readership (31 views/month, #7,289 of 1,000,298).[8] He has Wikipedia articles in 5 language editions, a strong signal of global cultural recognition.[48] He is known by 6 alternative names across languages and contexts.[49]

FAQs

Where was Harold E. Johns born?

Harold E. Johns's place of birth was Sichuan[2].

Where did Harold E. Johns die?

Harold E. Johns passed away in Kingston[4].

What did Harold E. Johns do for work?

Harold E. Johns worked as physicist[6] and university teacher[7].

Where did Harold E. Johns go to school?

Harold E. Johns was educated at University of Toronto[12] and McMaster University[13].

What awards did Harold E. Johns receive?

Honors received include Officer of the Order of Canada[14], Canada Gairdner International Award[15], Henry Marshall Tory Medal[16], and Canadian Medical Hall of Fame[17].

References

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

Direct Wikidata claims

  1. [2] ↑ . wikidata.org.
  2. [9] ↑ . wikidata.org.
  3. [4] ↑ . wikidata.org.
  4. [18] ↑ . wikidata.org.
  5. [10] ↑ . wikidata.org.
  6. [19] ↑ . wikidata.org.
  7. [12] ↑ . wikidata.org.
  8. [13] ↑ . wikidata.org.
  9. [6] ↑ . wikidata.org.
  10. [7] ↑ . wikidata.org.
  11. [11] ↑ . wikidata.org.
  12. [14] ↑ . wikidata.org.
  13. [15] ↑ . wikidata.org.
  14. [16] ↑ . rsc-src.ca. rsc-src.ca. Provenance: wikidata.org.
  15. [17] ↑ . cdnmedhall.org. cdnmedhall.org. Provenance: wikidata.org.
  16. [3] ↑ . wikidata.org.
  17. [5] ↑ . wikidata.org.
  18. [20] ↑ . wikidata.org.
  19. [21] ↑ . wikidata.org.

Inline context (facts about related entities)

  1. [22] ↑ . Wikidata. wikidata.org. → on this site
  2. [23] ↑ . Wikidata. wikidata.org. → on this site
  3. [24] ↑ . Wikidata. wikidata.org. → on this site
  4. [25] ↑ . Wikidata. wikidata.org. → on this site
  5. [26] ↑ . Wikidata. wikidata.org. → on this site
  6. [27] ↑ . Wikidata. wikidata.org. → on this site
  7. [28] ↑ . Wikidata. wikidata.org. → on this site
  8. [29] ↑ . Wikidata. wikidata.org. → on this site
  9. [30] ↑ . Wikidata. wikidata.org. → on this site
  10. [31] ↑ . Wikidata. wikidata.org. → on this site
  11. [32] ↑ . Wikidata. wikidata.org. → on this site
  12. [33] ↑ . Wikidata. wikidata.org. → on this site
  13. [34] ↑ . Wikidata. wikidata.org. → on this site
  14. [35] ↑ . Wikidata. wikidata.org. → on this site
  15. [36] ↑ . Wikidata. wikidata.org. → on this site
  16. [37] ↑ . Wikidata. wikidata.org. → on this site
  17. [38] ↑ . Wikidata. wikidata.org. → on this site
  18. [39] ↑ . Wikidata. wikidata.org. → on this site
  19. [40] ↑ . Wikidata. wikidata.org. → on this site
  20. [41] ↑ . Wikidata. wikidata.org. → on this site
  21. [42] ↑ . Wikidata. wikidata.org. → on this site
  22. [43] ↑ . Wikidata. wikidata.org. → on this site
  23. [44] ↑ . Wikidata. wikidata.org. → on this site
  24. [45] ↑ . Wikidata. wikidata.org. → on this site
  25. [46] ↑ . Wikidata. wikidata.org. → on this site
  26. [47] ↑ . Wikidata. wikidata.org. → on this site

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [8] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [48] ↑ . Wikidata sitelinks. wikidata.org.
  3. [49] ↑ . 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). Harold E. Johns. Retrieved October 7, 2026, from https://4ort.xyz/entity/harold-e-johns
MLA “Harold E. Johns.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 Oct. 2026, https://4ort.xyz/entity/harold-e-johns.
BibTeX @misc{4ortxyz_harold-e-johns_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Harold E. Johns}}, year = {2026}, url = {https://4ort.xyz/entity/harold-e-johns}, note = {Accessed: 2026-10-07}}
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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. 1d ago · Printstream · 2026-10-06 view diff on Wikidata ↗
    Place of birth → Sichuan, Chengdu
    Claims rich → —
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/57880|batch #57880]]: Import more precise places of birth, date from dewiki"
  2. 8d ago · Printstream · 2026-09-29 view diff on Wikidata ↗
    Award received → Officer of the Order of Canada, Canada Gairdner International Award, Henry Marshall Tory Medal +1
    Award received → —
    Employer → —
    Instance of → —
    + 15 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/56925|batch #56925]]: Import places of birth, death from dewiki"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.