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Leo IV

pope of the Catholic Church
Person human Q228205
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Summary

Leo IV was born on January 1, 790[1], in Rome[2]. He died on July 17, 855[3], in Rome[4]. He worked as a Catholic priest[5], writer[6], and Catholic bishop[7]. He ranks in the top 0.71% of human entities by monthly Wikipedia readership (2,641 views/month, #7,116 of 1,000,298).[8]

Key Facts

  • Place of burial: St. Peter's Basilica[9]
  • Position held: Pope[10], cardinal[11]
  • Religion or worldview: Catholic Church[12]
  • Sex or gender: male[13]
  • Commons category: Leo IV[14]
  • Canonization status: saint[15]
  • Religious order: Benedictines[16]
  • Given name: Leo[17], Lev[18]
  • Feast day: July 17[19]
  • Work location: Rome[20], Papal States[21]
  • Described by source: Brockhaus and Efron Encyclopedic Dictionary[22], The Nuttall Encyclopædia[23], Encyclopædia Britannica 11th edition[24]
  • Languages spoken, written or signed: Latin[25]
  • Name in native language: Leo IV[26]
  • Copyright status as a creator: copyrights on works have expired[27]

Why It Matters

Leo IV has Wikipedia articles in 28 language editions, a strong signal of global cultural recognition.[28] He is known by 45 alternative names across languages and contexts.[29]

FAQs

Where was Leo IV born?

Leo IV was born in Rome[2].

Where did Leo IV die?

Leo IV passed away in Rome[4].

What did Leo IV do for work?

Leo IV worked as a Catholic priest[5], writer[6], and Catholic bishop[7].

Related Entities

Papal States Vikings

References

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

Direct Wikidata claims

  1. [2] ↑ . wikidata.org.
  2. [4] ↑ . Great Norwegian Encyclopedia. Retrieved . wikidata.org.
  3. [13] ↑ . BeWeB. Retrieved . wikidata.org.
  4. [10] ↑ . BeWeB. Retrieved . wikidata.org.
  5. [11] ↑ . Catholic-Hierarchy.org. Retrieved . wikidata.org.
  6. [5] ↑ . wikidata.org.
  7. [6] ↑ . Mirabile: Digital Archives for Medieval Culture. Retrieved . wikidata.org.
  8. [7] ↑ . wikidata.org.
  9. [9] ↑ . wikidata.org.
  10. [12] ↑ . Catholic-Hierarchy.org. Retrieved . wikidata.org.
  11. [14] ↑ . wikidata.org.
  12. [15] ↑ . wikidata.org.
  13. [1] ↑ . Enciclopedia dei Papi. wikidata.org.
  14. [3] ↑ . Enciclopedia dei Papi. Retrieved . wikidata.org.
  15. [16] ↑ . wikidata.org.
  16. [17] ↑ . wikidata.org.
  17. [18] ↑ . wikidata.org.
  18. [19] ↑ . wikidata.org.
  19. [20] ↑ . wikidata.org.
  20. [21] ↑ . wikidata.org.
  21. [22] ↑ . wikidata.org.
  22. [23] ↑ . wikidata.org.
  23. [24] ↑ . wikidata.org.
  24. [25] ↑ . IdRef. Retrieved . wikidata.org.
  25. [26] ↑ . wikidata.org.
  26. [27] ↑ . wikidata.org.

Aggregate / graph-position facts

  1. [8] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [28] ↑ . Wikidata sitelinks. wikidata.org.
  3. [29] ↑ . 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). Leo IV. Retrieved October 17, 2026, from https://4ort.xyz/entity/leo-iv
MLA “Leo IV.” 4ort.xyz Knowledge Graph, 4ort.xyz, 17 Oct. 2026, https://4ort.xyz/entity/leo-iv.
BibTeX @misc{4ortxyz_leo-iv_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Leo IV}}, year = {2026}, url = {https://4ort.xyz/entity/leo-iv}, note = {Accessed: 2026-10-17}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Leo IV — https://4ort.xyz/entity/leo-iv (retrieved 2026-10-17)

Canonical URL: https://4ort.xyz/entity/leo-iv · Last refreshed:

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. 1d ago · OKA bot bot · 2026-10-17 view diff on Wikidata ↗
    Wikipedia languages → ['af', 'als', 'ar', 'arz', 'bcl', 'be', 'be_x_old', 'bg', 'br', 'ca', 'cdo', 'ce
    Claims rich → —
    "/* wbeditentity-statements-multiple-properties-update:0||2 */ source for place of death, source for date of death from Store norske leksikon ([[Wikidata:Requests for permissions/Bot/OKA bot 2|OKA bot "
  2. 12w ago · Pierrotrgr · 2026-07-22 view diff on Wikidata ↗
    Biblissima authority id → Augsburg
    "/* wbsetclaim-create:2||1 */ Biblissima authority id: Q10414, Import ID Biblissima V2 ([[:toollabs:editgroups/b/OR/74d891b831c|details]])"
  3. 15w ago · Printstream · 2026-07-01 view diff on Wikidata ↗
    P14585 → 86643
    "/* wbcreateclaim-create:1| */ P14585: 86643, #quickstatements; #temporary_batch_1782930557898"
  4. 16w ago · Printstream · 2026-06-25 view diff on Wikidata ↗
    P14536 → 387317
    "/* wbcreateclaim-create:1| */ P14536: 387317, #quickstatements; #temporary_batch_1782398664614"
  5. 20w ago · RVA2869 · 2026-05-29 view diff on Wikidata ↗
    Described by source → Brockhaus and Efron Encyclopedic Dictionary, The Nuttall Encyclopædia, Encyclopædia Britannica 11th edition
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/33786|batch #33786]]: Remove redundant described by source (P1343) - ID P14483 is present."
  6. 20w ago · XeNivalys · 2026-05-27 view diff on Wikidata ↗
    P14483 → p/papa-leon-iv
    "/* wbcreateclaim-create:1| */ P14483: p/papa-leon-iv, #quickstatements; #temporary_batch_1779856745649"
  7. 22w ago · Epìdosis · 2026-05-12 view diff on Wikidata ↗
    Pontificia università della santa croce id → 46438
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/30846|batch #30846]]: match CERL IDs on the basis of GND (4)"
  8. 23w ago · Bargioni · 2026-05-08 view diff on Wikidata ↗
    Pontificia università della santa croce id → 46438
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/30666|batch #30666]]: fix P1810 of P12458"
  9. 23w ago · Bargioni · 2026-05-07 view diff on Wikidata ↗
    Image purged at → —
    Image needs reharvest → —
    Image purged license → —
    Image unavailable reason → —
    + 1 other property edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/30468|batch #30468]]: add P1810 to P5739 2/3"
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