Karel Janeček

Czech philanthropist, mathematician, billionaire and entrepreneur (*1973)
Person human Q12028279
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Karel Janeček

Summary

Karel Janeček is a human[1]. He was born in Plzeň[2]. He was born on July 26, 1973[3]. He worked as a mathematician[4], economist[5], teacher[6], and entrepreneur[7].

Key Facts

  • Karel Janeček's place of birth was Plzeň[2].
  • Karel Janeček was born on July 26, 1973[3].
  • Karel Janeček was married to Lilia Khousnoutdinova[8].
  • Karel Janeček held citizenship in Czech Republic[9].
  • Karel Janeček's professions included mathematician[4].
  • Karel Janeček worked as an economist[5].
  • Karel Janeček's professions included teacher[6].
  • Karel Janeček's professions included entrepreneur[7].
  • Karel Janeček's education included a stint at Faculty of Mathematics and Physics, Charles University[10].
  • Karel Janeček's education included a stint at Bradley University[11].
  • Karel Janeček was educated at Carnegie Mellon University[12].
  • Karel Janeček was educated at Gymnázium Christiana Dopplera[13].
  • Karel Janeček's doctoral advisor was Steven E. Shreve[14].
  • Karel Janeček is recorded as male[15].
  • Karel Janeček's instance of is recorded as human[16].
  • Karel Janeček's Commons category is recorded as Karel Janeček[17].
  • Karel Janeček's unmarried partner is recorded as Lilia Khousnoutdinova[18].
  • Karel Janeček's family name is recorded as Janeček[19].
  • Karel Janeček's given name is recorded as Karel[20].
  • Karel Janeček's official website is recorded as http://www.kareljanecek.com[21].
  • Karel Janeček's official website is recorded as https://www.kareljanecek.cz[22].
  • Karel Janeček's described by source is recorded as regional database of the Pilsen City Library[23].
  • Karel Janeček's languages spoken, written or signed is recorded as Czech[24].
  • Karel Janeček's official blog URL is recorded as https://blog.aktualne.cz/blogy/karel-janecek.php[25].
  • Karel Janeček's owner of is recorded as RSJ Investments SICAV[26].

Body

Origins and Family

Karel Janeček's place of birth was Plzeň[2]. He was born on July 26, 1973[3].

Education

Educated at Faculty of Mathematics and Physics, Charles University[10], a faculty[27], in Czech Republic[28], founded in 1952[29], headquartered in Prague[30]; Bradley University[11], a private university[31], in United States[32], founded in 1897[33]; Carnegie Mellon University[12], a private university[34], in United States[35], founded in 1900[36], headquartered in Pittsburgh[37]; and Gymnázium Christiana Dopplera[13], a Gymnasium[38], in Czech Republic[39], founded in 1996[40], headquartered in Prague[41]. Karel Janeček's doctoral advisor was Steven E. Shreve[14].

Career and Affiliations

Recorded occupations include mathematician[4], economist[5], teacher[6], and entrepreneur[7].

Personal Life

Among Karel Janeček's spouses was Lilia Khousnoutdinova[8].

FAQs

Where was Karel Janeček born?

Karel Janeček was born in Plzeň[2].

Who was Karel Janeček married to?

Karel Janeček's spouses include Lilia Khousnoutdinova[8].

What did Karel Janeček do for work?

Karel Janeček worked as mathematician[4], economist[5], teacher[6], and entrepreneur[7].

Where did Karel Janeček go to school?

Karel Janeček was educated at Faculty of Mathematics and Physics, Charles University[10], Bradley University[11], Carnegie Mellon University[12], and Gymnázium Christiana Dopplera[13].

References

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

Direct Wikidata claims

  1. [2] . Czech National Authority Database. Retrieved . cs.isabart.org. Provenance: wikidata.org.
  2. [15] . wikidata.org.
  3. [8] . Aktuálně.cz. Retrieved . zena.aktualne.cz. Provenance: wikidata.org.
  4. [9] . wikidata.org.
  5. [16] . wikidata.org.
  6. [10] . wikidata.org.
  7. [11] . wikidata.org.
  8. [12] . wikidata.org.
  9. [13] . wikidata.org.
  10. [4] . The Fine Art Archive. Retrieved . cs.isabart.org. Provenance: wikidata.org.
  11. [5] . The Fine Art Archive. Retrieved . cs.isabart.org. Provenance: wikidata.org.
  12. [6] . regional database of the Pilsen City Library. Retrieved . tritius.plzen.eu. Provenance: wikidata.org.
  13. [7] . regional database of the Pilsen City Library. Retrieved . tritius.plzen.eu. Provenance: wikidata.org.
  14. [14] . Mathematics Genealogy Project. Retrieved . genealogy.math.ndsu.nodak.edu. Provenance: wikidata.org.
  15. [17] . wikidata.org.
  16. [18] . iDNES.cz. Retrieved . idnes.cz. Provenance: wikidata.org.
  17. [3] . Czech National Authority Database. Retrieved . tritius.plzen.eu. Provenance: wikidata.org.
  18. [19] . wikidata.org.
  19. [20] . wikidata.org.
  20. [21] . wikidata.org.
  21. [22] . wikidata.org.
  22. [23] . regional database of the Pilsen City Library. Retrieved . tritius.plzen.eu. Provenance: wikidata.org.
  23. [24] . wikidata.org.
  24. [25] . wikidata.org.
  25. [26] . wikidata.org.

Inline context (facts about related entities)

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

Class ancestry

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

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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). Karel Janeček. Retrieved April 10, 2026, from https://4ort.xyz/entity/karel-jane-ek
MLA “Karel Janeček.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Apr. 2026, https://4ort.xyz/entity/karel-jane-ek.
BibTeX @misc{4ortxyz_karel-jane-ek_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Karel Janeček}}, year = {2026}, url = {https://4ort.xyz/entity/karel-jane-ek}, 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. 6w ago · Jindřich Rubeš · 2026-06-12 view diff on Wikidata ↗
    Maintained by wikiproject WikiProject Mathematics
    Educated at Faculty of Mathematics and Physics, Charles University, Bradley University, Carnegie Mellon University +1
    Instance of
    Family name Janeček
    + 22 other properties edited (see Wikidata diff for full list)
    "/* wbcreateclaim-create:1| */ [[Property:P9322]]: 0347133-Janecek-Karel-1973, [[:toollabs:quickstatements/#/batch/259490|batch #259490]]"
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