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Cynthia Postan

British horticulturalist
Person Human Q27662403

Facts

19 properties
Instance of
human
Sex or gender
female[13]
Date of birth
June 25, 1918
Date of death
November 12, 2017
Country of citizenship
United Kingdom[11]
Occupation
aristocrat, translator, horticulturist
Employer
MI5[12]
Father
Walter Keppel, 9th Earl of Albemarle[6]
Mother
Lady Judith Wynn-Carington[7]
Spouse
Michael Postan[8]
Child
Basil David Postan, Alexander Henry Keppel Postan[9][10]
Sibling
Derek Keppel, Viscount Bury[22]
Languages spoken, written or signed
English[20]
Birth name
The Honourable Cynthia Rosalie Keppel[21]
Family name
Keppel, Postan[16][17]
Given name
Cynthia, Rosalie[18][19]
Honorific prefix
The Honourable[15]
Noble title
lady[14]
Social classification
nobility[23]
🏷️ Also known as
en Lady Cynthia Rosalie Postan en Cynthia Keppel en Cynthia Postan en Cynthia Rosalie Keppel en Hon. Cynthia Keppel en Hon. Cynthia Rosalie Keppel en Lady Cynthia Keppel en Lady Cynthia Postan en Lady Cynthia Rosalie Keppel de Cynthia Rosalie Postan he סינתיה פוסטן
🔖 Identifiers · 8
GND ID
1287791530
Genealogics.org person ID
I00024936
Google Knowledge Graph ID
/g/11f32whz5w
National Portrait Gallery (London) person ID
mp127560
National Virtual Library of India ID
218072
Oxford Dictionary of National Biography ID
90000369146
The Peerage person ID
p1649.htm#i16489
WikiTree person ID
Keppel-113

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Summary

Cynthia Postan was born on June 25, 1918[1]. She died on November 12, 2017[2]. She worked as an aristocrat[3], translator[4], and horticulturist[5].

FAQs

Who were Cynthia Postan's parents?

Cynthia Postan's father was Walter Keppel, 9th Earl of Albemarle[6]. Cynthia Postan's mother was Lady Judith Wynn-Carington[7].

Who was Cynthia Postan married to?

Cynthia Postan's spouses include Michael Postan[8].

What did Cynthia Postan do for work?

Cynthia Postan worked as an aristocrat[3], translator[4], and horticulturist[5].

References

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

Direct Wikidata claims

  1. [13] ↑ . The Peerage. wikidata.org.
  2. [6] ↑ . The Peerage. wikidata.org.
  3. [7] ↑ . The Peerage. wikidata.org.
  4. [8] ↑ . Retrieved . wikidata.org.
  5. [11] ↑ . wikidata.org.
  6. [9] ↑ . The Peerage. wikidata.org.
  7. [10] ↑ . The Peerage. wikidata.org.
  8. [14] ↑ . wikidata.org.
  9. [3] ↑ . wikidata.org.
  10. [4] ↑ . Integrated Authority File. Retrieved . wikidata.org.
  11. [5] ↑ . wikidata.org.
  12. [12] ↑ . wikidata.org.
  13. [15] ↑ . wikidata.org.
  14. [1] ↑ . The Peerage. wikidata.org.
  15. [2] ↑ . wikidata.org.
  16. [16] ↑ . wikidata.org.
  17. [17] ↑ . wikidata.org.
  18. [18] ↑ . wikidata.org.
  19. [19] ↑ . wikidata.org.
  20. [20] ↑ . wikidata.org.
  21. [21] ↑ . wikidata.org.
  22. [22] ↑ . wikidata.org.
  23. [23] ↑ . 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). Cynthia Postan. Retrieved November 10, 2026, from https://4ort.xyz/entity/cynthia-postan
MLA “Cynthia Postan.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Nov. 2026, https://4ort.xyz/entity/cynthia-postan.
BibTeX @misc{4ortxyz_cynthia-postan_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Cynthia Postan}}, year = {2026}, url = {https://4ort.xyz/entity/cynthia-postan}, note = {Accessed: 2026-11-10}}
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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. 4d ago · Printstream · 2026-11-09 view diff on Wikidata ↗
    "Changed the item: QuickStatements 3.0 batch #65763: add GND as source to unsourced or imported places and occupations"
  2. 18w ago · Printstream · 2026-07-05 view diff on Wikidata ↗
    Family name → Keppel, Postan
    GND ID → 1287791530
    The Peerage person ID → p1649.htm#i16489
    National Portrait Gallery (London) person ID → mp127560
    + 24 other properties edited (see Wikidata diff for full list)
    "Changed the item: QuickStatements 3.0 batch #39939: add missing GNDs"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.