Hans Christian Gram

Danish scientist (1853-1938)
Person human Q310005
Hans Christian Gram
Hansen & Weller, Niels Christian Hansen (16.12.1834-25.10.1922), Frantz Clemens Stephan Weller (17.5.1838-17.7.1900) · Public Domain · Wikimedia
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Hans Christian Gram

Summary

Hans Christian Gram is a human[1]. Born in Copenhagen[2], he… he was born on September 13, 1853[3]. He died in Copenhagen[4]. He died on November 14, 1938[5]. He worked as a bacteriologist[6], university teacher[7], pharmacologist[8], and botanist[9]. He ranks in the top 0.73% of human entities by monthly Wikipedia readership (149 views/month, #7,265 of 1,000,298).[10]

Key Facts

  • Hans Christian Gram was born in Copenhagen[2].
  • Hans Christian Gram passed away in Copenhagen[4].
  • Hans Christian Gram was born on September 13, 1853[3].
  • Hans Christian Gram died on November 14, 1938[5].
  • Hans Christian Gram is buried at Assistens Cemetery[11].
  • Hans Christian Gram's father was F.T.J. Gram[12].
  • A child of Hans Christian Gram was Kai Gram[13].
  • A child of Hans Christian Gram was H. C. Gram[14].
  • Hans Christian Gram held citizenship in Kingdom of Denmark[15].
  • Hans Christian Gram's professions included bacteriologist[6].
  • Hans Christian Gram worked as a university teacher[7].
  • Hans Christian Gram worked as a pharmacologist[8].
  • Hans Christian Gram's professions included botanist[9].
  • Hans Christian Gram's field of work was medicine[16].
  • Hans Christian Gram held the position of professor[17].
  • Hans Christian Gram was employed by University of Copenhagen[18].
  • Hans Christian Gram's education included a stint at University of Copenhagen[19].
  • Hans Christian Gram's education included a stint at Metropolitanskolen[20].
  • Hans Christian Gram's doctoral advisor was Japetus Steenstrup[21].
  • A notable work attributed to Hans Christian Gram is Gram staining[22].
  • Hans Christian Gram received the Q106076863[23].
  • Hans Christian Gram received the honorary doctorate of the University of Oslo[24].
  • Hans Christian Gram received the Decoration of the Cross of Honour of the Dannebrog[25].
  • Hans Christian Gram received the Knight Grand Officer of the Order of the Dannebrog[26].
  • Hans Christian Gram received the Medal of Merit in Gold[27].

Body

Origins and Family

Born in Copenhagen[2], Hans Christian Gram… he was born on September 13, 1853[3]. His father was F.T.J. Gram[12].

Education

Educated at University of Copenhagen[19], a public research university[28], in Denmark[29], founded in 1479[30] and Metropolitanskolen[20], a former educational institution[31], in Denmark[32]. Hans Christian Gram's doctoral advisor was Japetus Steenstrup[21]. He earned the academic degree of doctorate[33].

Career and Affiliations

Recorded occupations include bacteriologist[6], university teacher[7], pharmacologist[8], and botanist[9]. Hans Christian Gram's field of work was medicine[16]. He was employed by University of Copenhagen[18]. He held the position of professor[17].

Works and Contributions

A notable work attributed to Hans Christian Gram is Gram staining[22]. Things named for him include gram-negative bacteria[34], an organisms known by a particular common name[35]; gram-positive bacteria[36]; and Gram staining[37], a medical test type[38].

Recognition

Awards received include Q106076863[23]; honorary doctorate of the University of Oslo[24], an award[39], in Norway[40]; Decoration of the Cross of Honour of the Dannebrog[25], a grade of an order[41], in Denmark[42], founded in 1808[43]; Knight Grand Officer of the Order of the Dannebrog[26], a grade of an order[44], in Denmark[45]; and Medal of Merit in Gold[27], a class of award[46], in Denmark[47].

Personal Life

Children include Kai Gram[13], a botanist[48], 1897–1961[49], of Kingdom of Denmark[50], awarded the Knight of the Order of the Dannebrog[51] and H. C. Gram[14], a physician[52], 1890–1965[53], of Kingdom of Denmark[54], awarded the Knight of the Order of the Dannebrog[55].

Death and Burial

Hans Christian Gram died on November 14, 1938[5]. He passed away in Copenhagen[4]. He is buried at Assistens Cemetery[11].

Why It Matters

Hans Christian Gram ranks in the top 0.73% of human entities by monthly Wikipedia readership (149 views/month, #7,265 of 1,000,298).[10] He has Wikipedia articles in 27 language editions, a strong signal of global cultural recognition.[56] He is known by 32 alternative names across languages and contexts.[57]

He is credited with the discovery of Gram staining[58], a medical test type[59]. Entities named for him include gram-negative bacteria[34], an organisms known by a particular common name[35]; gram-positive bacteria[36]; and Gram staining[37], a medical test type[38].

FAQs

Where was Hans Christian Gram born?

Hans Christian Gram's place of birth was Copenhagen[2].

Where did Hans Christian Gram die?

Hans Christian Gram passed away in Copenhagen[4].

Who were Hans Christian Gram's parents?

Hans Christian Gram's father was F.T.J. Gram[12].

What did Hans Christian Gram do for work?

Hans Christian Gram worked as bacteriologist[6], university teacher[7], pharmacologist[8], and botanist[9].

Where did Hans Christian Gram go to school?

Hans Christian Gram was educated at University of Copenhagen[19] and Metropolitanskolen[20].

What awards did Hans Christian Gram receive?

Honors received include Q106076863[23], honorary doctorate of the University of Oslo[24], Decoration of the Cross of Honour of the Dannebrog[25], and Knight Grand Officer of the Order of the Dannebrog[26].

What did Hans Christian Gram discover?

Hans Christian Gram is credited as discoverer of Gram staining[58].

References

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

Direct Wikidata claims

  1. [2] . Integrated Authority File. Retrieved . wikidata.org.
  2. [4] . Retrieved . wikidata.org.
  3. [12] . wikidata.org.
  4. [15] . wikidata.org.
  5. [17] . wikidata.org.
  6. [13] . wikidata.org.
  7. [14] . wikidata.org.
  8. [19] . wikidata.org.
  9. [20] . Retrieved . wikidata.org.
  10. [16] . wikidata.org.
  11. [6] . wikidata.org.
  12. [7] . wikidata.org.
  13. [8] . wikidata.org.
  14. [9] . wikidata.org.
  15. [18] . wikidata.org.
  16. [11] . Retrieved . wikidata.org.
  17. [23] . Retrieved . wikidata.org.
  18. [24] . Retrieved . wikidata.org.
  19. [25] . Retrieved . wikidata.org.
  20. [26] . Retrieved . wikidata.org.
  21. [27] . Retrieved . wikidata.org.
  22. [21] . wikidata.org.
  23. [33] . Integrated Authority File. Retrieved . wikidata.org.
  24. [3] . Integrated Authority File. Retrieved . wikidata.org.
  25. [5] . Dansk Biografisk Leksikon. Retrieved . wikidata.org.
  26. [22] . wikidata.org.

Inverse relationships (entities pointing at this one)

  1. [58] . wikidata.org. → on this site
  2. [34] . wikidata.org. → on this site
  3. [36] . wikidata.org. → on this site
  4. [37] . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [48] . Wikidata. wikidata.org. → on this site
  2. [49] . Wikidata. wikidata.org. → on this site
  3. [50] . Wikidata. wikidata.org. → on this site
  4. [51] . Wikidata. wikidata.org. → on this site
  5. [52] . Wikidata. wikidata.org. → on this site
  6. [53] . Wikidata. wikidata.org. → on this site
  7. [54] . Wikidata. wikidata.org. → on this site
  8. [55] . Wikidata. wikidata.org. → on this site
  9. [28] . Wikidata. wikidata.org. → on this site
  10. [29] . Wikidata. wikidata.org. → on this site
  11. [30] . Wikidata. wikidata.org. → on this site
  12. [31] . Wikidata. wikidata.org. → on this site
  13. [32] . Wikidata. wikidata.org. → on this site
  14. [39] . Wikidata. wikidata.org. → on this site
  15. [40] . Wikidata. wikidata.org. → on this site
  16. [41] . Wikidata. wikidata.org. → on this site
  17. [42] . Wikidata. wikidata.org. → on this site
  18. [43] . Wikidata. wikidata.org. → on this site
  19. [44] . Wikidata. wikidata.org. → on this site
  20. [45] . Wikidata. wikidata.org. → on this site
  21. [46] . Wikidata. wikidata.org. → on this site
  22. [47] . Wikidata. wikidata.org. → on this site
  23. [59] . Wikidata. wikidata.org. → on this site
  24. [35] . Wikidata. wikidata.org. → on this site
  25. [38] . 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. [56] . Wikidata sitelinks. wikidata.org.
  3. [57] . Wikidata aliases. wikidata.org.

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APA 4ort.xyz Knowledge Graph. (2026). Hans Christian Gram. Retrieved April 10, 2026, from https://4ort.xyz/entity/hans-christian-gram
MLA “Hans Christian Gram.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Apr. 2026, https://4ort.xyz/entity/hans-christian-gram.
BibTeX @misc{4ortxyz_hans-christian-gram_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Hans Christian Gram}}, year = {2026}, url = {https://4ort.xyz/entity/hans-christian-gram}, note = {Accessed: 2026-04-10}}
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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. 17d ago · Epìdosis · 2026-05-20 view diff on Wikidata ↗
    Educated at University of Copenhagen, Metropolitanskolen
    Child Kai Gram, H. C. Gram
    Languages spoken, written or signed Danish
    Educated at
    + 30 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/32083|batch #32083]]: import P21 and P106 from GND (25)"
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