Margaret O'Brien

Peerage person ID=29770
Person human Q75273954
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Margaret O'Brien

Summary

Margaret O'Brien is a human[1].

Key Facts

  • Margaret O'Brien's father was Donogh O'Brien, 4th Earl of Thomond[2].
  • Margaret O'Brien's mother was Helen Roche[3].
  • Margaret O'Brien was married to Charles MacCarty, 1st Viscount Muskerry[4].
  • A child of Margaret O'Brien was Ellena McCarthy[5].
  • A child of Margaret O'Brien was Sheela MacCarty[6].
  • A child of Margaret O'Brien was Mary MacCarty[7].
  • A child of Margaret O'Brien was Margarett MacCarty[8].
  • A child of Margaret O'Brien was Eleanor MacCarty[9].
  • A child of Margaret O'Brien was Charles MacCarty[10].
  • Margaret O'Brien is recorded as female[11].
  • Margaret O'Brien's instance of is recorded as human[12].
  • Margaret O'Brien's family name is recorded as O'Brien[13].
  • Margaret O'Brien's given name is recorded as Margaret[14].
  • Margaret O'Brien's genealogics.org person ID is recorded as I00246491[15].
  • Margaret O'Brien's WikiTree person ID is recorded as OBrien-9[16].
  • Margaret O'Brien's The Peerage person ID is recorded as p2977.htm#i29770[17].
  • Margaret O'Brien's Roglo person ID is recorded as p=margaret;n=o+brien;oc=15[18].

Body

Origins and Family

Margaret O'Brien's father was Donogh O'Brien, 4th Earl of Thomond[2]. Her mother was Helen Roche[3].

Personal Life

Among Margaret O'Brien's spouses was Charles MacCarty, 1st Viscount Muskerry[4]. Children include Ellena McCarthy[5], Sheela MacCarty[6], Mary MacCarty[7], Margarett MacCarty[8], Eleanor MacCarty[9], and Charles MacCarty[10].

FAQs

Who were Margaret O'Brien's parents?

Margaret O'Brien's father was Donogh O'Brien, 4th Earl of Thomond[2]. Margaret O'Brien's mother was Helen Roche[3].

Who was Margaret O'Brien married to?

Margaret O'Brien's spouses include Charles MacCarty, 1st Viscount Muskerry[4].

References

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

Direct Wikidata claims

  1. [11] . The Peerage. wikidata.org.
  2. [2] . The Peerage. wikidata.org.
  3. [3] . The Peerage. wikidata.org.
  4. [4] . Retrieved . wikidata.org.
  5. [12] . wikidata.org.
  6. [5] . The Peerage. wikidata.org.
  7. [6] . The Peerage. wikidata.org.
  8. [7] . The Peerage. wikidata.org.
  9. [8] . The Peerage. wikidata.org.
  10. [9] . The Peerage. wikidata.org.
  11. [10] . The Peerage. wikidata.org.
  12. [13] . wikidata.org.
  13. [14] . wikidata.org.
  14. [15] . wikidata.org.
  15. [16] . wikidata.org.
  16. [17] . Retrieved . wikidata.org.
  17. [18] . wikidata.org.

Class ancestry

  1. [1] . Wikidata. 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). Margaret O'Brien. Retrieved May 3, 2026, from https://4ort.xyz/entity/margaret-o-brien-q75273954
MLA “Margaret O'Brien.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/margaret-o-brien-q75273954.
BibTeX @misc{4ortxyz_margaret-o-brien-q75273954_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Margaret O'Brien}}, year = {2026}, url = {https://4ort.xyz/entity/margaret-o-brien-q75273954}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Margaret O'Brien — https://4ort.xyz/entity/margaret-o-brien-q75273954 (retrieved 2026-05-03)

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