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Mary Henrietta O’Brien

(1812-1852)
Person human Q75249808
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Mary Henrietta O’Brien

Summary

Mary Henrietta O’Brien is a human[1]. She was born on January 1, 1812[2]. She died on April 5, 1852[3].

Key Facts

  • Mary Henrietta O’Brien was born on January 1, 1812[2].
  • Mary Henrietta O’Brien died on April 5, 1852[3].
  • Mary Henrietta O’Brien's father was Edward James O'Brien[4].
  • Among Mary Henrietta O’Brien's spouses was Robert Fitzroy[5].
  • A child of Mary Henrietta O’Brien was Robert O’Brien FitzRoy[6].
  • Mary Henrietta O’Brien is recorded as female[7].
  • Mary Henrietta O’Brien's instance of is recorded as human[8].

Body

Origins and Family

Mary Henrietta O’Brien was born on January 1, 1812[2]. Her father was Edward James O'Brien[4].

Personal Life

Among Mary Henrietta O’Brien's spouses was Robert Fitzroy[5]. A child of her was Robert O’Brien FitzRoy[6].

Death and Burial

Mary Henrietta O’Brien died on April 5, 1852[3].

FAQs

Who were Mary Henrietta O’Brien's parents?

Mary Henrietta O’Brien's father was Edward James O'Brien[4].

Who was Mary Henrietta O’Brien married to?

Mary Henrietta O’Brien's spouses include Robert Fitzroy[5].

References

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

Direct Wikidata claims

  1. [7] ↑ . The Peerage. wikidata.org.
  2. [4] ↑ . The Peerage. wikidata.org.
  3. [5] ↑ . Retrieved . wikidata.org.
  4. [8] ↑ . wikidata.org.
  5. [6] ↑ . The Peerage. wikidata.org.
  6. [2] ↑ . The Peerage. wikidata.org.
  7. [3] ↑ . The Peerage. 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). Mary Henrietta O’Brien. Retrieved May 3, 2026, from https://4ort.xyz/entity/mary-henrietta-o-brien
MLA “Mary Henrietta O’Brien.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/mary-henrietta-o-brien.
BibTeX @misc{4ortxyz_mary-henrietta-o-brien_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Mary Henrietta O’Brien}}, year = {2026}, url = {https://4ort.xyz/entity/mary-henrietta-o-brien}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Mary Henrietta O’Brien — https://4ort.xyz/entity/mary-henrietta-o-brien (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/mary-henrietta-o-brien · 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. 3d ago · Pigsonthewing · 2026-06-04 view diff on Wikidata ↗
    Number of children → ['+4', '+5']
    Child → Robert O’Brien FitzRoy
    P14397 → 1648
    "/* wbeditentity-statements-single-property-add:1||2 */ [[Property:P40]], Adding statement(s) using [[:toollabs:wikidata-todo/relator2|Relator2]]"
  2. 4w ago · Singularity42 · 2026-05-07 view diff on Wikidata ↗
    Wikitree person id → O'Brien-4974
    Imported from → —
    Roglo person id → p=mary henrietta;n=o brien
    Instance of → human
    + 12 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-create:2||1 */ [[Property:P1971]]: 4"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.