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Ruth Blau

Person human Q3453606

Facts

15 properties
Instance of
human
Sex or gender
female[10]
Date of birth
June 1920, June 20, 1920[2][6]
Date of death
January 10, 2000
Place of birth
Calais
Place of death
Jerusalem
Country of citizenship
France[9]
Occupation
spy
Spouse
Amram Blau[8]
Languages spoken, written or signed
French[16]
Birth name
Lucette Madeleine Ferraille[17]
Family name
בלוי, Ben David[11][12]
Given name
Ruth[13]
Place of burial
Har HaMenuchot[7]
Significant event
Yossele Schumacher affair, conversion to Judaism[14][15]
🏷️ Also known as
en Ruth Ben-David en Ruth Blau fr Madeleine Ferraille he רות בלוי he רות בן דוד he רות בן-דוד uk Мадлен Люсетт Феррай uk Рут Бен-Давід uk Рут Блой
🔖 Identifiers · 13
ISNI
000000006692379X
VIAF cluster ID
20968720
Library of Congress authority ID
n79122602
GND ID
1020114762
Image (Wikimedia Commons)
רות בלוי.webp ↗
Bibliothèque nationale de France ID
17776220d
FAST ID
44594
Google Knowledge Graph ID
/g/121c9zh4
IdRef ID
061743046
National Library of Israel ID (old)
000423937
National Library of Israel J9U ID
987007276065305171
WorldCat Entities ID
E39PBJdCvkdtg8QKCftr9HJbh3
Show all 13 identifiers +1
Yale LUX ID
person/c543fb63-99d7-47c9-bf00-2294c9d9b478

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Summary

Born in Calais[1], she… she was born in June 1920[2]. She passed away in Jerusalem[3]. She died on January 10, 2000[4]. She worked as a spy[5].

FAQs

Where was Ruth Blau born?

Ruth Blau was born in Calais[1].

Where did Ruth Blau die?

Ruth Blau passed away in Jerusalem[3].

Who was Ruth Blau married to?

Ruth Blau's spouses include Amram Blau[8].

What did Ruth Blau do for work?

Ruth Blau worked as spy[5].

References

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

Direct Wikidata claims

  1. [1] ↑ . wikidata.org.
  2. [3] ↑ . wikidata.org.
  3. [10] ↑ . wikidata.org.
  4. [8] ↑ . wikidata.org.
  5. [9] ↑ . wikidata.org.
  6. [5] ↑ . wikidata.org.
  7. [7] ↑ . wikidata.org.
  8. [2] ↑ . wikidata.org.
  9. [6] ↑ . wikidata.org.
  10. [4] ↑ . wikidata.org.
  11. [11] ↑ . wikidata.org.
  12. [12] ↑ . wikidata.org.
  13. [13] ↑ . wikidata.org.
  14. [14] ↑ . wikidata.org.
  15. [15] ↑ . wikidata.org.
  16. [16] ↑ . wikidata.org.
  17. [17] ↑ . 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). Ruth Blau. Retrieved November 3, 2026, from https://4ort.xyz/entity/ruth-blau
MLA “Ruth Blau.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 Nov. 2026, https://4ort.xyz/entity/ruth-blau.
BibTeX @misc{4ortxyz_ruth-blau_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Ruth Blau}}, year = {2026}, url = {https://4ort.xyz/entity/ruth-blau}, note = {Accessed: 2026-11-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Ruth Blau — https://4ort.xyz/entity/ruth-blau (retrieved 2026-11-03)

Canonical URL: https://4ort.xyz/entity/ruth-blau · 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. 5w ago · Pi bot bot · 2026-09-23 view diff on Wikidata ↗
    Birth name → Lucette Madeleine Ferraille
    "/* wbeditentity-update:0| */ Copy from P373 to commons sitelink"
  2. 6w ago · הנדב הנכון · 2026-09-16 view diff on Wikidata ↗
    ISNI → 000000006692379X
    Given name → Ruth
    GND ID → 1020114762
    Sex or gender → female
    + 25 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-create:2||1 */ Commons category: Ruth Blau"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.