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Cheryl's Birthday

a variant of the classic Birthday problem
Thing brain_teaser Q19822720
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Cheryl's Birthday

Summary

Cheryl's Birthday is a brain teaser[1]. It draws 138 Wikipedia views per month (brain_teaser category, ranking #1 of 1).[2]

Key Facts

  • Cheryl's Birthday's instance of is recorded as brain teaser[3].
  • Cheryl's Birthday's Freebase ID is recorded as /m/0134gs_t[4].

Why It Matters

Cheryl's Birthday draws 138 Wikipedia views per month (brain_teaser category, ranking #1 of 1).[2] It has Wikipedia articles in 7 language editions, a strong signal of global cultural recognition.[5]

References

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

Direct Wikidata claims

  1. [3] ↑ . wikidata.org.
  2. [4] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [5] ↑ . Wikidata sitelinks. 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). Cheryl's Birthday. Retrieved May 3, 2026, from https://4ort.xyz/entity/cheryl-s-birthday
MLA “Cheryl's Birthday.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/cheryl-s-birthday.
BibTeX @misc{4ortxyz_cheryl-s-birthday_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Cheryl's Birthday}}, year = {2026}, url = {https://4ort.xyz/entity/cheryl-s-birthday}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Cheryl's Birthday — https://4ort.xyz/entity/cheryl-s-birthday (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/cheryl-s-birthday · Last refreshed: