Cai Lun

Chinese official credited with inventing paper (died 121)
Person human Q229235
Cai Lun
Unknown authorUnknown author · Public Domain · Wikimedia
Press Enter · cited answer in seconds

Summary

Cai Lun was born on 48[1] in Leiyang[2]. He died on 121[3] in Luoyang[4]. He worked as an inventor[5], politician[6], eunuch[7], and Beamter[8]. He ranks in the top 0.7% of human entities by monthly Wikipedia readership (2,008 views/month, #7,047 of 1,000,298).[9]

Key Facts

  • Date of birth: January 1, 50[10]
  • Country of citizenship: Han dynasty[11]
  • Sex or gender: male[12]
  • Commons category: Cai Lun[13]
  • Family name: Cai[14]
  • Given name: Lun[15]
  • Manner of death: suicide[16]
  • Described by source: Book of the Later Han[17], Dongguan Han Ji[18]
  • Languages spoken, written or signed: Chinese[19]
  • Name in native language: 蔡伦[20]
  • Courtesy name: 敬仲[21]
  • Subject has role: eunuch[22]
  • P14536: 411025[23]
  • P14541: 2LTBds[24], 42LJY1[25], 1D3gXI[26]

Body

Works and Contributions

Things named for Cai Lun include he[27], a lunar crater[28].

Why It Matters

Cai Lun has Wikipedia articles in 29 language editions, a strong signal of global cultural recognition.[29] He is known by 40 alternative names across languages and contexts.[30]

Entities named for him include he[27], a lunar crater[28].

FAQs

Where was Cai Lun born?

Cai Lun's place of birth was Leiyang[2].

Where did Cai Lun die?

Cai Lun passed away in Luoyang[4].

What did Cai Lun do for work?

Cai Lun worked as an inventor[5], politician[6], eunuch[7], and Beamter[8].

References

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

Direct Wikidata claims

  1. [2] ↑ . wikidata.org.
  2. [4] ↑ . wikidata.org.
  3. [12] ↑ . wikidata.org.
  4. [11] ↑ . wikidata.org.
  5. [5] ↑ . Integrated Authority File. Retrieved . wikidata.org.
  6. [6] ↑ . wikidata.org.
  7. [7] ↑ . wikidata.org.
  8. [8] ↑ . Integrated Authority File. Retrieved . wikidata.org.
  9. [13] ↑ . wikidata.org.
  10. [1] ↑ . wikidata.org.
  11. [10] ↑ . Integrated Authority File. Retrieved . wikidata.org.
  12. [3] ↑ . Integrated Authority File. Retrieved . wikidata.org.
  13. [14] ↑ . wikidata.org.
  14. [15] ↑ . 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] ↑ . zgbk.com. zgbk.com. Provenance: wikidata.org.
  24. [25] ↑ . wikidata.org.
  25. [26] ↑ . wikidata.org.

Inverse relationships (entities pointing at this one)

  1. [27] ↑ . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [28] ↑ . Wikidata. wikidata.org. → on this site

Aggregate / graph-position facts

  1. [9] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [29] ↑ . Wikidata sitelinks. wikidata.org.
  3. [30] ↑ . 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). Cai Lun. Retrieved October 10, 2026, from https://4ort.xyz/entity/cai-lun
MLA “Cai Lun.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Oct. 2026, https://4ort.xyz/entity/cai-lun.
BibTeX @misc{4ortxyz_cai-lun_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Cai Lun}}, year = {2026}, url = {https://4ort.xyz/entity/cai-lun}, note = {Accessed: 2026-10-10}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Cai Lun — https://4ort.xyz/entity/cai-lun (retrieved 2026-10-10)

Canonical URL: https://4ort.xyz/entity/cai-lun · 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. 7d ago · Printstream · 2026-10-06 view diff on Wikidata ↗
    P14541 → 2LTBds, 42LJY1, 1D3gXI
    Wikipedia languages → ['ar', 'arz', 'az', 'ban', 'be', 'bg', 'bo', 'ca', 'ckb', 'commons', 'cs', 'de',
    Claims rich → —
    "/* wbeditentity-update-languages-short:0||de */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/57891|batch #57891]]: Import missing aliases from dewiki 1/5"
  2. 15w ago · Printstream · 2026-06-25 view diff on Wikidata ↗
    P14536 → 411025
    "/* wbcreateclaim-create:1| */ P14536: 411025, #quickstatements; #temporary_batch_1782398664614"
  3. 16w ago · Yirba · 2026-06-20 view diff on Wikidata ↗
    P14541 → 2LTBds, 42LJY1, 1D3gXI
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/37444|batch #37444]]: Encyclopedia of China (Third Edition) ID (2026) (P14541) 2"
  4. 20w ago · Epìdosis · 2026-05-19 view diff on Wikidata ↗
    Occupation → inventor, politician, eunuch +1
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/32081|batch #32081]]: import P21 and P106 from GND (23)"
  5. 22w ago · Epìdosis · 2026-05-12 view diff on Wikidata ↗
    Local thumb → —
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/30846|batch #30846]]: match CERL IDs on the basis of GND (4)"
  6. 22w ago · Epìdosis · 2026-05-07 view diff on Wikidata ↗
    Occupation → —
    Instance of → human
    Sex or gender → male
    Country of citizenship → Han dynasty
    + 15 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/30089|batch #30089]]: import data from GND - part 28 (cf. https://w.wiki/Me9X)"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.