Jan Łukasiewicz

Polish logician, mathematician, philosopher, rector of the University of Warsaw (1878–1956)
Person human Q313454
Jan Łukasiewicz
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Summary

Jan Łukasiewicz was born on December 21, 1878[1], in Lviv[2]. He died on February 13, 1956[3], in Dublin[4]. He worked as a mathematician[5], philosopher[6], university teacher[7], computer scientist[8], and logician[9]. He ranks in the top 0.72% of human entities by monthly Wikipedia readership (909 views/month, #7,214 of 1,000,298).[10]

Key Facts

  • Place of burial: Mount Jerome Cemetery[11], Powązki Cemetery[12]
  • Country of citizenship: Austria–Hungary[13], Second Polish Republic[14], Ireland[15]
  • Native language: Polish[16]
  • Field of work: logic[17], mathematics[18]
  • Position held: Rector of the University of Warsaw[19], Minister of National Education[20]
  • Employer: University of Warsaw[21], Lviv University[22]
  • Educated at: Lviv University[23], University of Warsaw[24]
  • Doctoral advisor: Kazimierz Twardowski[25]
  • Student: Alfred Tarski[26], Mordchaj Wajsberg[27]
  • Award received: Commander of the Order of Polonia Restituta[28], Hungarian Order of Merit[29], Commander with Star of the Order of Polonia Restituta[30]
  • Member of: Lwów Scientific Society[31], Polish Society of Arts and Sciences Abroad[32]
  • Sex or gender: male[33]
  • Member of political party: Camp of National Unity[34]
  • Doctoral student: Stanisław Jaśkowski[35], Jerzy Słupecki[36], Bolesław Sobociński[37]
  • Commons category: Jan Łukasiewicz[38]
  • Academic degree: Doctor of Philosophy[39]
  • Family name: Łukasiewicz[40]
  • Given name: Jan[41]
  • Academic thesis: Q85208049[42]
  • Student of: Kazimierz Twardowski[43]
  • Described by source: Larousse Encyclopedia online[44], Great Encyclopedia of Cyril and Methodius[45], Polish Biographical Dictionary[46]
  • Languages spoken, written or signed: Polish[47], English[48]

Body

Works and Contributions

Things named for Jan Łukasiewicz include Łukasiewicz logic[49].

Why It Matters

Jan Łukasiewicz has Wikipedia articles in 20 language editions, a strong signal of global cultural recognition.[50] He is known by 35 alternative names across languages and contexts.[51]

He has been cited as an influence by Robert S. Barton[52], an engineer[53], 1925–2009[54], of United States[55], awarded the Eckert–Mauchly Award[56].

He is credited with the discovery of postfix notation[57]. Entities named for him include Łukasiewicz logic[49].

His notable doctoral advisees include Stanisław Jaśkowski[58], a mathematician[59], 1906–1965[60], of Poland[61], specialised in logic[62] and Jerzy Słupecki[63], a mathematician[64], 1904–1987[65], of Poland[66].

FAQs

Where was Jan Łukasiewicz born?

Jan Łukasiewicz's place of birth was Lviv[2].

Where did Jan Łukasiewicz die?

Jan Łukasiewicz passed away in Dublin[4].

What did Jan Łukasiewicz do for work?

Jan Łukasiewicz worked as a mathematician[5], philosopher[6], university teacher[7], computer scientist[8], and logician[9].

Where did Jan Łukasiewicz go to school?

Jan Łukasiewicz was educated at Lviv University[23] and University of Warsaw[24].

What awards did Jan Łukasiewicz receive?

Honors received include Commander of the Order of Polonia Restituta[28], Hungarian Order of Merit[29], and Commander with Star of the Order of Polonia Restituta[30].

Who did Jan Łukasiewicz influence?

Jan Łukasiewicz has been cited as an influence by Robert S. Barton[52].

What did Jan Łukasiewicz discover?

Jan Łukasiewicz is credited as discoverer of postfix notation[57].

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] ↑ . Integrated Authority File. Retrieved . wikidata.org.
  3. [33] ↑ . Integrated Authority File. Retrieved . wikidata.org.
  4. [13] ↑ . wikidata.org.
  5. [14] ↑ . wikidata.org.
  6. [15] ↑ . wikidata.org.
  7. [19] ↑ . wikidata.org.
  8. [20] ↑ . Stanford Encyclopedia of Philosophy. wikidata.org.
  9. [23] ↑ . wikidata.org.
  10. [24] ↑ . Retrieved . wikidata.org.
  11. [17] ↑ . wikidata.org.
  12. [18] ↑ . wikidata.org.
  13. [34] ↑ . wikidata.org.
  14. [16] ↑ . wikidata.org.
  15. [5] ↑ . Integrated Authority File. Retrieved . wikidata.org.
  16. [6] ↑ . Integrated Authority File. Retrieved . wikidata.org.
  17. [7] ↑ . wikidata.org.
  18. [8] ↑ . wikidata.org.
  19. [9] ↑ . Integrated Authority File. Retrieved . wikidata.org.
  20. [21] ↑ . wikidata.org.
  21. [22] ↑ . wikidata.org.
  22. [11] ↑ . Find a Grave. wikidata.org.
  23. [12] ↑ . wikidata.org.
  24. [28] ↑ . Stanford Encyclopedia of Philosophy. wikidata.org.
  25. [29] ↑ . Stanford Encyclopedia of Philosophy. wikidata.org.
  26. [30] ↑ . Retrieved . wikidata.org.
  27. [25] ↑ . Mathematics Genealogy Project. Retrieved . wikidata.org.
  28. [35] ↑ . Mathematics Genealogy Project. wikidata.org.
  29. [36] ↑ . Mathematics Genealogy Project. wikidata.org.
  30. [37] ↑ . Mathematics Genealogy Project. wikidata.org.
  31. [38] ↑ . wikidata.org.
  32. [31] ↑ . wikidata.org.
  33. [32] ↑ . wikidata.org.
  34. [39] ↑ . wikidata.org.
  35. [1] ↑ . Integrated Authority File. Retrieved . wikidata.org.
  36. [3] ↑ . MacTutor History of Mathematics archive. Retrieved . wikidata.org.
  37. [40] ↑ . wikidata.org.
  38. [41] ↑ . wikidata.org.
  39. [26] ↑ . wikidata.org.
  40. [27] ↑ . wikidata.org.
  41. [42] ↑ . Mathematics Genealogy Project. wikidata.org.
  42. [43] ↑ . wikidata.org.
  43. [44] ↑ . wikidata.org.
  44. [45] ↑ . wikidata.org.
  45. [46] ↑ . wikidata.org.
  46. [47] ↑ . BnF authorities. Retrieved . data.bnf.fr. Provenance: wikidata.org.
  47. [48] ↑ . CONOR.SI. wikidata.org.

Inverse relationships (entities pointing at this one)

  1. [52] ↑ . wikidata.org. → on this site
  2. [57] ↑ . wikidata.org. → on this site
  3. [58] ↑ . wikidata.org. → on this site
  4. [63] ↑ . wikidata.org. → on this site
  5. [49] ↑ . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [53] ↑ . Wikidata. wikidata.org. → on this site
  2. [54] ↑ . Wikidata. wikidata.org. → on this site
  3. [55] ↑ . Wikidata. wikidata.org. → on this site
  4. [56] ↑ . Wikidata. wikidata.org. → on this site
  5. [59] ↑ . Wikidata. wikidata.org. → on this site
  6. [60] ↑ . Wikidata. wikidata.org. → on this site
  7. [61] ↑ . Wikidata. wikidata.org. → on this site
  8. [62] ↑ . Wikidata. wikidata.org. → on this site
  9. [64] ↑ . Wikidata. wikidata.org. → on this site
  10. [65] ↑ . Wikidata. wikidata.org. → on this site
  11. [66] ↑ . Wikidata. wikidata.org. → on this site

Aggregate / graph-position facts

  1. [10] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [50] ↑ . Wikidata sitelinks. wikidata.org.
  3. [51] ↑ . Wikidata aliases. wikidata.org.

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APA 4ort.xyz Knowledge Graph. (2026). Jan Łukasiewicz. Retrieved October 16, 2026, from https://4ort.xyz/entity/jan-ukasiewicz
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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. 2d ago · Epìdosis · 2026-10-15 view diff on Wikidata ↗
    P14974 → 11674
    Claims rich → —
    "/* wbcreateclaim-create:1| */ P14974: 11674, [[:toollabs:quickstatements/#/batch/290941|batch #290941]]"
  2. 13w ago · Estevoaei · 2026-07-17 view diff on Wikidata ↗
    Enciclopedia galega universal id → 146443
    "/* wbsetclaim-create:1||1 */ Enciclopedia galega universal id: 146443, Matched to [[:toollabs:mix-n-match/#/entry/192259756|Jan èukasiewicz (#192259756)]] in [[:toollabs:mix-n-match/#/catalog/6936|Enc"
  3. 14w ago · Nyuhn · 2026-07-10 view diff on Wikidata ↗
    P14541 → q9DGg
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/40849|batch #40849]]: ZGBK ID"
  4. 15w ago · MariuszRokin · 2026-07-02 view diff on Wikidata ↗
    Internetowy polski słownik biograficzny id → jan-lukasiewicz-logik-prof-minister-wiesz, jan-leopold-lukasiewicz-1878-1956-logik-filozof-profesor-min
    "/* wbcreateclaim-create:1| */ Internetowy polski słownik biograficzny id: jan-leopold-lukasiewicz-1878-1956-logik-filozof-profesor-minister-wiesz, [[:toollabs:quickstatements/#/batch/259966|batch #259"
  5. 21w ago · Epìdosis · 2026-05-20 view diff on Wikidata ↗
    Occupation → mathematician, philosopher, university teacher +2
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/32084|batch #32084]]: import P21 and P106 from GND (26)"
  6. 23w ago · Bargioni · 2026-05-07 view diff on Wikidata ↗
    Local thumb → —
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/30468|batch #30468]]: add P1810 to P5739 2/3"
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