Diocletian

Augustus of the Eastern Roman Empire (244-311)
Person human Q43107
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Summary

Diocletian was born on December 22, 244[1], in Doclea[2]. He died on December 3, 316[3], in Split[4]. He worked as a politician[5] and monarch[6]. He ranks in the top 0.41% of human entities by monthly Wikipedia readership (21,534 views/month, #4,080 of 1,000,298).[7]

Key Facts

  • Date of birth: 240[8], January 1, 245[9]
  • Date of death: January 1, 313[10]
  • Place of burial: Mausoleum of Diocletianus[11]
  • Spouse: Prisca[12]
  • Child: Galeria Valeria[13], Galerius[14]
  • Country of citizenship: Ancient Rome[15]
  • Position held: Roman emperor[16], ancient Roman senator[17], Roman consul[18]
  • Notable work: first edict of Diocletian against Christians[19]
  • Religion or worldview: ancient Roman religion[20]
  • Sex or gender: male[21]
  • Noble title: Caesar[22], Augustus[23]
  • Commons category: Diocletianus[24]
  • Significant event: Diocletianic Persecution[25], Roman Tetrarchy[26]
  • Topic's main category: Category:Diocletian[27]
  • Work location: Ancient Rome[28]
  • Manner of death: natural causes[29]
  • Described by source: Jewish Encyclopedia of Brockhaus and Efron[30], Russian translation of Lübker's Antiquity Lexicon[31], The Nuttall Encyclopædia[32], Brockhaus and Efron Encyclopedic Dictionary[33], Small Brockhaus and Efron Encyclopedic Dictionary[34], Meyers Konversations-Lexikon, 4th edition (1885–1890)[35], Encyclopædia Britannica 11th edition[36], Granat Encyclopedic Dictionary[37], The New Student's Reference Work[38], Pauly–Wissowa[39]
  • Languages spoken, written or signed: Latin[40]
  • Birth name: Gaius Valerius Diocles[41]
  • Name in native language: Gaius Aurelius Valerius Diocletianus Augustus[42]

Body

Works and Contributions

Things named for Diocletian include Diocletian's Palace[43], a Roman villa[44], in Croatia[45], founded in 0293[46] and Diocletianic Persecution[47], a persecution of Christians in the Roman Empire[48], in Ancient Rome[49].

Why It Matters

Diocletian has Wikipedia articles in 30 language editions, a strong signal of global cultural recognition.[50] He is known by 87 alternative names across languages and contexts.[51]

Works attributed to him include Edict on Maximum Prices[52], an edict[53]. Entities named for him include Diocletian's Palace[43], a Roman villa[44], in Croatia[45], founded in 0293[46] and Diocletianic Persecution[47], a persecution of Christians in the Roman Empire[48], in Ancient Rome[49].

FAQs

Where was Diocletian born?

Diocletian's place of birth was Doclea[2].

Where did Diocletian die?

Diocletian passed away in Split[4].

Who was Diocletian married to?

Diocletian's spouses include Prisca[12].

What did Diocletian do for work?

Diocletian worked as a politician[5] and monarch[6].

References

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

Direct Wikidata claims

  1. [2] ↑ . books.google.se. books.google.se. Provenance: wikidata.org.
  2. [4] ↑ . wikidata.org.
  3. [21] ↑ . Czech National Authority Database. Retrieved . wikidata.org.
  4. [12] ↑ . wikidata.org.
  5. [15] ↑ . wikidata.org.
  6. [16] ↑ . wikidata.org.
  7. [17] ↑ . wikidata.org.
  8. [18] ↑ . wikidata.org.
  9. [13] ↑ . wikidata.org.
  10. [14] ↑ . wikidata.org.
  11. [22] ↑ . wikidata.org.
  12. [23] ↑ . wikidata.org.
  13. [5] ↑ . wikidata.org.
  14. [6] ↑ . wikidata.org.
  15. [11] ↑ . wikidata.org.
  16. [20] ↑ . wikidata.org.
  17. [24] ↑ . wikidata.org.
  18. [1] ↑ . wikidata.org.
  19. [8] ↑ . wikidata.org.
  20. [9] ↑ . Catalogue of the National Library of Greece. wikidata.org.
  21. [3] ↑ . wikidata.org.
  22. [10] ↑ . Catalogue of the National Library of Greece. wikidata.org.
  23. [25] ↑ . wikidata.org.
  24. [26] ↑ . wikidata.org.
  25. [19] ↑ . wikidata.org.
  26. [27] ↑ . wikidata.org.
  27. [28] ↑ . Czech National Authority Database. Retrieved . wikidata.org.
  28. [29] ↑ . wikidata.org.
  29. [30] ↑ . wikidata.org.
  30. [31] ↑ . wikidata.org.
  31. [32] ↑ . wikidata.org.
  32. [33] ↑ . wikidata.org.
  33. [34] ↑ . wikidata.org.
  34. [35] ↑ . wikidata.org.
  35. [36] ↑ . wikidata.org.
  36. [37] ↑ . wikidata.org.
  37. [38] ↑ . wikidata.org.
  38. [39] ↑ . wikidata.org.
  39. [40] ↑ . wikidata.org.
  40. [41] ↑ . wikidata.org.
  41. [42] ↑ . wikidata.org.

Inverse relationships (entities pointing at this one)

  1. [52] ↑ . wikidata.org. → on this site
  2. [43] ↑ . wikidata.org. → on this site
  3. [47] ↑ . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [53] ↑ . Wikidata. wikidata.org. → on this site
  2. [44] ↑ . Wikidata. wikidata.org. → on this site
  3. [45] ↑ . Wikidata. wikidata.org. → on this site
  4. [46] ↑ . Wikidata. wikidata.org. → on this site
  5. [48] ↑ . Wikidata. wikidata.org. → on this site
  6. [49] ↑ . Wikidata. wikidata.org. → on this site

Aggregate / graph-position facts

  1. [7] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [50] ↑ . Wikidata sitelinks. wikidata.org.
  3. [51] ↑ . Wikidata aliases. wikidata.org.

📑 Cite this page

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). Diocletian. Retrieved October 13, 2026, from https://4ort.xyz/entity/diocletian
MLA “Diocletian.” 4ort.xyz Knowledge Graph, 4ort.xyz, 13 Oct. 2026, https://4ort.xyz/entity/diocletian.
BibTeX @misc{4ortxyz_diocletian_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Diocletian}}, year = {2026}, url = {https://4ort.xyz/entity/diocletian}, note = {Accessed: 2026-10-13}}
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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. 7w ago · Mahirtwofivesix · 2026-08-19 view diff on Wikidata ↗
    Babelnet id → 00027229n
    Arabic ontology lexical concept id → 151059442
    "/* wbeditentity-statements-multiple-properties-update:0||4 */ added/modified IDs mapped to WordNet 3.1"
  2. 11w ago · Pierrotrgr · 2026-07-22 view diff on Wikidata ↗
    Biblissima authority id → Q230395
    "/* wbsetclaim-create:2||1 */ Biblissima authority id: Q230395, Import ID Biblissima V2 ([[:toollabs:editgroups/b/OR/74d891b831c|details]])"
  3. 13w ago · Estevoaei · 2026-07-13 view diff on Wikidata ↗
    Enciclopedia galega universal id → 114462
    "/* wbsetclaim-create:1||1 */ Enciclopedia galega universal id: 114462, Matched to [[:toollabs:mix-n-match/#/entry/192258408|Caio Aurelio Valerio Diocleciano (#192258408)]] in [[:toollabs:mix-n-match/#"
  4. 14w ago · Printstream · 2026-07-04 view diff on Wikidata ↗
    P14608 → 118679651
    "/* wbcreateclaim-create:1| */ P14608: 118679651, #quickstatements; #temporary_batch_1783130387391"
  5. 14w ago · Printstream · 2026-07-01 view diff on Wikidata ↗
    P14585 → 58993
    "/* wbcreateclaim-create:1| */ P14585: 58993, #quickstatements; #temporary_batch_1782930557898"
  6. 15w ago · Daieuxetdailleurs · 2026-06-28 view diff on Wikidata ↗
    Francearchives agent id → 301266522
    "/* wbcreateclaim-create:1| */ Francearchives agent id: 301266522, #quickstatements; #temporary_batch_1782644922236"
  7. 15w ago · Printstream · 2026-06-26 view diff on Wikidata ↗
    P14536 → 340894
    "/* wbcreateclaim-create:1| */ P14536: 340894, #quickstatements; #temporary_batch_1782462304762"
  8. 16w ago · Yirba · 2026-06-20 view diff on Wikidata ↗
    P14541 → 3H1ucg
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/37444|batch #37444]]: Encyclopedia of China (Third Edition) ID (2026) (P14541) 2"
  9. 17w ago · Jindřich Rubeš · 2026-06-11 view diff on Wikidata ↗
    Svkkl authority id → 0338159-Diocletianus-asi-235316
    "/* wbcreateclaim-create:1| */ Svkkl authority id: 0338159-Diocletianus-asi-235316, [[:toollabs:quickstatements/#/batch/259496|batch #259496]]"
  10. 18w ago · Bargioni · 2026-06-06 view diff on Wikidata ↗
    Plaque image → ['Bronze coin plaque Zagreb 20171008 DSC 7374.jpg', 'Emperor Diocletian coin pla
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/35339|batch #35339]]: add P1810 to P8034"
  11. 20w ago · Sj1mor · 2026-05-20 view diff on Wikidata ↗
    Plaque image → ['Bronze coin plaque Zagreb 20171008 DSC 7374.jpg', 'Emperor Diocletian coin pla
    "/* wbsetclaim-create:2||1 */ Plaque image: Bronze coin plaque Zagreb 20171008 DSC 7374.jpg"
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