Julian calendar

calendar introduced by Julius Caesar in 45 BC
Thing solar_calendar Q11184
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Summary

Julian calendar is a solar calendar[1]. It draws 24,500 Wikipedia views per month (solar calendar category, ranking #1 of 4).[2]

Key Facts

  • Creator: Sosigenes of Alexandria[3]
  • Instance of: arithmetic calendar[4], interval scale[5]
  • Named after: Julius Caesar[6]
  • Subclass of: calendar system[7]
  • Commons category: Julian calendars[8]
  • Has part(s): Julian dominical cycle[9], month[10], calendar year[11], week[12], day[13]
  • Inception: 45 BC[14]
  • Topic's main category: Category:Julian calendar[15]
  • Commons gallery: Julian calendar[16]
  • Location of creation: Roman Empire[17]
  • Described by source: Russian translation of Lübker's Antiquity Lexicon[18]
  • Replaces: Roman calendar[19]
  • Replaced by: Gregorian calendar[20]
  • Different from: Julian day[21], Julian year[22]
  • On focus list of Wikimedia project: Wikipedia:Vital articles/Level/4[23]
  • P14541: 2LXrK5[24]

Body

Influence

Things named for Julian calendar include Revised Julian Calendar[25], a calendar system[26].

Why It Matters

Julian calendar has Wikipedia articles in 30 language editions, a strong signal of global cultural recognition.[27] It is known by 49 alternative names across languages and contexts.[28]

Entities named for it include Revised Julian Calendar[25], a calendar system[26].

References

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

Direct Wikidata claims

  1. [4] ↑ . wikidata.org.
  2. [5] ↑ . wikidata.org.
  3. [6] ↑ . wikidata.org.
  4. [3] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . wikidata.org.
  7. [9] ↑ . wikidata.org.
  8. [10] ↑ . wikidata.org.
  9. [11] ↑ . wikidata.org.
  10. [12] ↑ . wikidata.org.
  11. [13] ↑ . wikidata.org.
  12. [14] ↑ . wikidata.org.
  13. [15] ↑ . wikidata.org.
  14. [16] ↑ . wikidata.org.
  15. [17] ↑ . wikidata.org.
  16. [18] ↑ . wikidata.org.
  17. [19] ↑ . wikidata.org.
  18. [20] ↑ . wikidata.org.
  19. [21] ↑ . wikidata.org.
  20. [22] ↑ . wikidata.org.
  21. [23] ↑ . wikidata.org.
  22. [24] ↑ . wikidata.org.

Inverse relationships (entities pointing at this one)

  1. [25] ↑ . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [26] ↑ . Wikidata. wikidata.org. → on this site

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [27] ↑ . Wikidata sitelinks. wikidata.org.
  3. [28] ↑ . 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). Julian calendar. Retrieved October 17, 2026, from https://4ort.xyz/entity/julian-calendar
MLA “Julian calendar.” 4ort.xyz Knowledge Graph, 4ort.xyz, 17 Oct. 2026, https://4ort.xyz/entity/julian-calendar.
BibTeX @misc{4ortxyz_julian-calendar_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Julian calendar}}, year = {2026}, url = {https://4ort.xyz/entity/julian-calendar}, note = {Accessed: 2026-10-17}}
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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. 5w ago · Charp238 · 2026-09-06 view diff on Wikidata ↗
    Orthodoxwiki id (english) → 5539
    "/* wbsetclaim-create:2||1 */ Orthodoxwiki id (english): 5539"
  2. 14w ago · Nyuhn · 2026-07-10 view diff on Wikidata ↗
    P14541 → 2LXrK5
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/40849|batch #40849]]: ZGBK ID"
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