Johannes Kepler

German mathematician and astronomer (1571–1630)
Person human Q8963
Johannes Kepler
August Köhler [1] · Public Domain · Wikimedia
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Johannes Kepler

Summary

Johannes Kepler is a human[1]. He was born in Weil der Stadt[2]. He was born on December 27, 1571[3]. He died in Regensburg[4]. He died on November 15, 1630[5]. He worked as a naturalist[6], astrologer[7], Protestant theologian[8], mathematician[9], and astronomer[10]. He ranks in the top 0.59% of human entities by monthly Wikipedia readership (1,411 views/month, #5,890 of 1,000,298).[11]

Key Facts

  • Johannes Kepler's place of birth was Weil der Stadt[2].
  • Johannes Kepler died in Regensburg[4].
  • Johannes Kepler was born on December 27, 1571[3].
  • Johannes Kepler died on November 15, 1630[5].
  • Johannes Kepler is buried at Regensburg[12].
  • Johannes Kepler's father was Heinrich Kepler[13].
  • Johannes Kepler's mother was Katharina Kepler[14].
  • Among Johannes Kepler's spouses was Barbara Müller[15].
  • Johannes Kepler was married to Susanne Reuttinger[16].
  • Johannes Kepler held citizenship in Duchy of Württemberg[17].
  • Johannes Kepler held citizenship in Holy Roman Empire[18].
  • Johannes Kepler's professions included naturalist[6].
  • Johannes Kepler's professions included astrologer[7].
  • Johannes Kepler worked as a Protestant theologian[8].
  • Johannes Kepler worked as a mathematician[9].
  • Johannes Kepler worked as an astronomer[10].
  • Johannes Kepler worked as a musicologist[19].
  • Johannes Kepler's field of work was optics[20].
  • Johannes Kepler's field of work was astronomy[21].
  • Johannes Kepler's field of work was mathematics[22].
  • Johannes Kepler's field of work was mechanics[23].
  • Among Johannes Kepler's employers was University of Graz[24].
  • Among Johannes Kepler's employers was Emperor Rudolf II[25].
  • Johannes Kepler was employed by Linz[26].
  • Johannes Kepler's education included a stint at University of Tübingen[27].

Body

Origins and Family

Born in Weil der Stadt[2], Johannes Kepler… he was born on December 27, 1571[3]. His father was Heinrich Kepler[13]. His mother was Katharina Kepler[14].

Education

Educated at University of Tübingen[27], a comprehensive university[28], in Germany[29], founded in 1477[30], headquartered in Tübingen[31]; Evangelical Seminaries of Maulbronn and Blaubeuren[32], a seminary[33], in Germany[34], founded in 1556[35]; and Tübinger Stift[36], a seminary[37], in Germany[38]. Doctoral advisors include Michael Maestlin[39], a mathematician[40], 1550–1631[41], of Holy Roman Empire[42], specialised in astronomy[43] and Tycho Brahe[44], an astronomer[45], 1546–1601[46], of Kingdom of Denmark[47], awarded the Knight of the Order of the Elephant[48], specialised in astronomy[49]. Academic degrees include Bachelor of Arts[50] and Master of Arts[51].

Career and Affiliations

Recorded occupations include naturalist[6], astrologer[7], Protestant theologian[8], mathematician[9], astronomer[10], and musicologist[19]. Fields of work include optics[20], a branch of physics[52]; astronomy[21], a branch of science[53]; mathematics[22], an academic discipline[54]; and mechanics[23], a branch of physics[55]. Employers include University of Graz[24], a university[56], in Austria[57], founded in 1585[58], headquartered in Main building of the University of Graz[59]; Emperor Rudolf II[25], a politician[60], 1552–1612[61], of Holy Roman Empire[62], awarded the Knight of the Order of the Golden Fleece[63]; and Linz[26], a statutory city of Austria[64], in Austria[65]. Notable students include Peter Crüger[66], Ambrosius Rhode[67], and Johann Odontius[68].

Works and Contributions

Notable works include Astronomia nova[69], Harmonices Mundi[70], Epitome Astronomiae Copernicanae[71], De Cometis Libelli Tres[72], and Rudolphine Tables[73]. Things named for Johannes Kepler include Kepler's laws of planetary motion[74], Kepler Space Telescope[75], Kepler conjecture[76], Kepler's equation[77], Kepler–Poinsot polyhedron[78], Kepler[79], Kepler orbit[80], and Kepler problem[81].

Recognition

Johannes Kepler received the International Space Hall of Fame[82].

Personal Life

Spouses include Barbara Müller[15], 1573–1611[83] and Susanne Reuttinger[16], 1595–1636[84]. Johannes Kepler's religion is recorded as Lutheranism[85].

Death and Burial

Johannes Kepler died on November 15, 1630[5]. He died in Regensburg[4]. Burial took place at Regensburg[12].

Why It Matters

Johannes Kepler ranks in the top 0.59% of human entities by monthly Wikipedia readership (1,411 views/month, #5,890 of 1,000,298).[11] He has Wikipedia articles in 30 language editions, a strong signal of global cultural recognition.[86] He is known by 36 alternative names across languages and contexts.[87]

He has been cited as an influence by Benoit Mandelbrot[88], a mathematician[89], 1924–2010[90], of Poland[91], awarded the Officer of the Legion of Honour[92], specialised in fractal[93] and Thomas Street[94], an astronomer[95], 1621–1689[96], of Kingdom of England[97], specialised in mathematics[98].

He is credited with the discovery of gear pump[99], a machine[100]. Works attributed to him include Kepler conjecture[101], a mathematical problem[102], founded in 1611[103]; Somnium[104], a literary work[105]; Harmonices Mundi[106], a written work[107]; Mysterium Cosmographicum[108], a written work[109]; Astronomia nova[110], a written work[111]; and Rudolphine Tables[112]. Entities named for him include Kepler's laws of planetary motion[74], Kepler Space Telescope[75], Kepler conjecture[76], Kepler's equation[77], Kepler–Poinsot polyhedron[78], and Kepler[79].

FAQs

Where was Johannes Kepler born?

Born in Weil der Stadt[2], Johannes Kepler…

Where did Johannes Kepler die?

Johannes Kepler passed away in Regensburg[4].

Who were Johannes Kepler's parents?

Johannes Kepler's father was Heinrich Kepler[13]. Johannes Kepler's mother was Katharina Kepler[14].

Who was Johannes Kepler married to?

Johannes Kepler's spouses include Barbara Müller[15] and Susanne Reuttinger[16].

What did Johannes Kepler do for work?

Johannes Kepler worked as naturalist[6], astrologer[7], Protestant theologian[8], mathematician[9], and astronomer[10].

Where did Johannes Kepler go to school?

Johannes Kepler was educated at University of Tübingen[27], Evangelical Seminaries of Maulbronn and Blaubeuren[32], and Tübinger Stift[36].

What awards did Johannes Kepler receive?

Honors received include International Space Hall of Fame[82].

Who did Johannes Kepler influence?

Johannes Kepler has been cited as an influence by Benoit Mandelbrot[88] and Thomas Street[94].

What did Johannes Kepler discover?

Johannes Kepler is credited as discoverer of gear pump[99].

References

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

Direct Wikidata claims

  1. [2] . Kepler. weil-der-stadt.de. Provenance: wikidata.org.
  2. [4] . Integrated Authority File. Retrieved . wikidata.org.
  3. [13] . Genealogics. wikidata.org.
  4. [14] . wikidata.org.
  5. [15] . wikidata.org.
  6. [16] . wikidata.org.
  7. [17] . wikidata.org.
  8. [18] . wikidata.org.
  9. [27] . A Short History of Astronomy. wikidata.org.
  10. [32] . wikidata.org.
  11. [36] . wikidata.org.
  12. [20] . wikidata.org.
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  17. [7] . The Fine Art Archive. Retrieved . wikidata.org.
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  19. [9] . The Fine Art Archive. Retrieved . wikidata.org.
  20. [10] . The Fine Art Archive. Retrieved . wikidata.org.
  21. [19] . wikidata.org.
  22. [24] . wikidata.org.
  23. [25] . wikidata.org.
  24. [26] . wikidata.org.
  25. [12] . wikidata.org.
  26. [85] . Kepler. wikidata.org.
  27. [82] . El Paso Times. Retrieved . nmspacemuseum.org. Provenance: wikidata.org.
  28. [39] . wikidata.org.
  29. [44] . Mathematics Genealogy Project. wikidata.org.
  30. [50] . A Short History of Astronomy. wikidata.org.
  31. [51] . A Short History of Astronomy. wikidata.org.
  32. [3] . BnF authorities. Retrieved . wikidata.org.
  33. [5] . Integrated Authority File. Retrieved . wikidata.org.
  34. [69] . A Short History of Astronomy. wikidata.org.
  35. [70] . A Short History of Astronomy. wikidata.org.
  36. [71] . A Short History of Astronomy. wikidata.org.
  37. [72] . A Short History of Astronomy. wikidata.org.
  38. [73] . A Short History of Astronomy. wikidata.org.
  39. [66] . wikidata.org.
  40. [67] . Mathematics Genealogy Project. wikidata.org.
  41. [68] . Mathematics Genealogy Project. wikidata.org.

Inverse relationships (entities pointing at this one)

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  2. [94] . wikidata.org. → on this site
  3. [99] . wikidata.org. → on this site
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Inline context (facts about related entities)

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  50. [111] . Wikidata. wikidata.org. → on this site

Class ancestry

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

Aggregate / graph-position facts

  1. [11] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [86] . Wikidata sitelinks. wikidata.org.
  3. [87] . Wikidata aliases. wikidata.org.

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APA 4ort.xyz Knowledge Graph. (2026). Johannes Kepler. Retrieved April 11, 2026, from https://4ort.xyz/entity/johannes-kepler
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  1. 10d ago · Awinkler3 · 2026-05-10 view diff on Wikidata ↗
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    Described by source Great Soviet Encyclopedia (1969–1978), Small Brockhaus and Efron Encyclopedic Dictionary, Brockhaus and Efron Encyclopedic Dictionary +14
    "/* wbcreateclaim-create:1| */ [[Property:P1343]]: [[Q139738017]], #quickstatements; #temporary_batch_1778450870349"
  2. 13d ago · Bargioni · 2026-05-07 view diff on Wikidata ↗
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    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/30469|batch #30469]]: add P1810 to P5739 3/3"
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