Johan Kjeldahl

Danish chemist (1849–1900)
Person human Q162514
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Johan Kjeldahl

Summary

Johan Kjeldahl is a human[1]. Born in Jægerspris[2], he… he was born on August 16, 1849[3]. He passed away in Tisvilde[4]. He died on July 18, 1900[5]. He worked as a chemist[6]. He ranks in the top 0.73% of human entities by monthly Wikipedia readership (75 views/month, #7,268 of 1,000,298).[7]

Key Facts

  • Johan Kjeldahl's place of birth was Jægerspris[2].
  • Johan Kjeldahl passed away in Tisvilde[4].
  • Johan Kjeldahl died in Tisvildeleje[8].
  • Johan Kjeldahl was born on August 16, 1849[3].
  • Johan Kjeldahl died on July 18, 1900[5].
  • Burial took place at Solbjerg Park Cemetery[9].
  • Johan Kjeldahl held citizenship in Kingdom of Denmark[10].
  • Johan Kjeldahl's professions included chemist[6].
  • Johan Kjeldahl's field of work was chemistry[11].
  • Johan Kjeldahl was employed by Carlsberg Laboratory[12].
  • Johan Kjeldahl was educated at Roskilde Cathedral School[13].
  • Johan Kjeldahl was educated at Den Polytekniske Læreanstalt[14].
  • Johan Kjeldahl received the Knight of the Order of the Dannebrog[15].
  • Johan Kjeldahl received the honorary doctorate of the University of Copenhagen[16].
  • Johan Kjeldahl received the Professor[17].
  • Johan Kjeldahl was a member of Royal Danish Academy of Sciences and Letters[18].
  • Johan Kjeldahl was a member of Norwegian Academy of Science and Letters[19].
  • Johan Kjeldahl is recorded as male[20].
  • Johan Kjeldahl's instance of is recorded as human[21].
  • Johan Kjeldahl's Commons category is recorded as Johan Kjeldahl[22].
  • Johan Kjeldahl's family name is recorded as Kjeldahl[23].
  • Johan Kjeldahl's given name is recorded as Johan[24].
  • Johan Kjeldahl's described by source is recorded as Great Soviet Encyclopedia (1926–1947)[25].
  • Johan Kjeldahl's languages spoken, written or signed is recorded as Danish[26].

Body

Origins and Family

Johan Kjeldahl was born in Jægerspris[2]. He was born on August 16, 1849[3].

Education

Educated at Roskilde Cathedral School[13], a gymnasium[27], in Denmark[28] and Den Polytekniske Læreanstalt[14], a university[29], in Denmark[30], founded in 1829[31], headquartered in Lyngby-Taarbæk Municipality[32].

Career and Affiliations

Johan Kjeldahl worked as a chemist[6]. His field of work was chemistry[11]. He was employed by Carlsberg Laboratory[12].

Recognition

Awards received include Knight of the Order of the Dannebrog[15], a grade of an order[33], in Denmark[34]; honorary doctorate of the University of Copenhagen[16], an award[35], in Denmark[36]; and Professor[17], a honorific prefix[37].

Death and Burial

Johan Kjeldahl died on July 18, 1900[5]. Recorded place of death include Tisvilde[4], a town[38], in Denmark[39] and Tisvildeleje[8], a holiday home area[40], in Denmark[41]. He is buried at Solbjerg Park Cemetery[9].

Works and Contributions

Things named for Johan Kjeldahl include Kjeldahl method[42], a quantitative analysis[43].

Why It Matters

Johan Kjeldahl ranks in the top 0.73% of human entities by monthly Wikipedia readership (75 views/month, #7,268 of 1,000,298).[7] He has Wikipedia articles in 18 language editions, a strong signal of global cultural recognition.[44] He is known by 9 alternative names across languages and contexts.[45]

He is credited with the discovery of Kjeldahl method[46], a quantitative analysis[47]. Entities named for him include Kjeldahl method[42], a quantitative analysis[43].

FAQs

Where was Johan Kjeldahl born?

Born in Jægerspris[2], Johan Kjeldahl…

Where did Johan Kjeldahl die?

Johan Kjeldahl died in Tisvilde[4].

What did Johan Kjeldahl do for work?

Johan Kjeldahl worked as chemist[6].

Where did Johan Kjeldahl go to school?

Johan Kjeldahl was educated at Roskilde Cathedral School[13] and Den Polytekniske Læreanstalt[14].

What awards did Johan Kjeldahl receive?

Honors received include Knight of the Order of the Dannebrog[15], honorary doctorate of the University of Copenhagen[16], and Professor[17].

What did Johan Kjeldahl discover?

Johan Kjeldahl is credited as discoverer of Kjeldahl method[46].

References

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

Direct Wikidata claims

  1. [2] . Dansk Biografisk Leksikon, 3rd edition. biografiskleksikon.lex.dk. Provenance: wikidata.org.
  2. [4] . wikidata.org.
  3. [8] . Dansk Biografisk Leksikon, 3rd edition. biografiskleksikon.lex.dk. Provenance: wikidata.org.
  4. [20] . wikidata.org.
  5. [10] . wikidata.org.
  6. [21] . wikidata.org.
  7. [13] . Dansk Biografisk Leksikon, 3rd edition. biografiskleksikon.lex.dk. Provenance: wikidata.org.
  8. [14] . Dansk Biografisk Leksikon, 3rd edition. biografiskleksikon.lex.dk. Provenance: wikidata.org.
  9. [11] . wikidata.org.
  10. [6] . wikidata.org.
  11. [12] . Dansk Biografisk Leksikon, 3rd edition. biografiskleksikon.lex.dk. Provenance: wikidata.org.
  12. [9] . Retrieved . wikidata.org.
  13. [15] . Dansk Biografisk Leksikon, 3rd edition. biografiskleksikon.lex.dk. Provenance: wikidata.org.
  14. [16] . Dansk Biografisk Leksikon, 3rd edition. biografiskleksikon.lex.dk. Provenance: wikidata.org.
  15. [17] . Dansk Biografisk Leksikon, 3rd edition. biografiskleksikon.lex.dk. Provenance: wikidata.org.
  16. [22] . wikidata.org.
  17. [18] . wikidata.org.
  18. [19] . wikidata.org.
  19. [3] . Brockhaus Enzyklopädie. wikidata.org.
  20. [5] . Brockhaus Enzyklopädie. wikidata.org.
  21. [23] . wikidata.org.
  22. [24] . wikidata.org.
  23. [25] . wikidata.org.
  24. [26] . wikidata.org.

Inverse relationships (entities pointing at this one)

  1. [46] . wikidata.org. → on this site
  2. [42] . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [38] . Wikidata. wikidata.org. → on this site
  2. [39] . Wikidata. wikidata.org. → on this site
  3. [40] . Wikidata. wikidata.org. → on this site
  4. [41] . Wikidata. wikidata.org. → on this site
  5. [27] . Wikidata. wikidata.org. → on this site
  6. [28] . Wikidata. wikidata.org. → on this site
  7. [29] . Wikidata. wikidata.org. → on this site
  8. [30] . Wikidata. wikidata.org. → on this site
  9. [31] . Wikidata. wikidata.org. → on this site
  10. [32] . Wikidata. wikidata.org. → on this site
  11. [33] . Wikidata. wikidata.org. → on this site
  12. [34] . Wikidata. wikidata.org. → on this site
  13. [35] . Wikidata. wikidata.org. → on this site
  14. [36] . Wikidata. wikidata.org. → on this site
  15. [37] . Wikidata. wikidata.org. → on this site
  16. [47] . Wikidata. wikidata.org. → on this site
  17. [43] . Wikidata. wikidata.org. → on this site

Class ancestry

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

Aggregate / graph-position facts

  1. [7] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [44] . Wikidata sitelinks. wikidata.org.
  3. [45] . Wikidata aliases. wikidata.org.

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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. 9d ago · Nyuhn · 2026-07-10 view diff on Wikidata ↗
    Occupation chemist
    Award received Knight of the Order of the Dannebrog, honorary doctorate of the University of Copenhagen, Professor
    Languages spoken, written or signed Danish
    Occupation
    + 23 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/40849|batch #40849]]: ZGBK ID"
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