Arthur Hay, 9th Marquess of Tweeddale

soldier and ornithologist from Britain (1824-1878)
Person human Q709742
Arthur Hay, 9th Marquess of Tweeddale
Allan Octavian Hume · Public Domain · Wikimedia
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Arthur Hay, 9th Marquess of Tweeddale

Summary

Arthur Hay, 9th Marquess of Tweeddale is a human[1]. Born in East Lothian[2], he… he was born on November 9, 1824[3]. He passed away in London[4]. He died on December 29, 1878[5]. He worked as an ornithologist[6] and scientific collector[7]. He ranks in the top 0.73% of human entities by monthly Wikipedia readership (37 views/month, #7,291 of 1,000,298).[8]

Key Facts

  • Arthur Hay, 9th Marquess of Tweeddale was born in East Lothian[2].
  • Arthur Hay, 9th Marquess of Tweeddale passed away in London[4].
  • Arthur Hay, 9th Marquess of Tweeddale was born on November 9, 1824[3].
  • Arthur Hay, 9th Marquess of Tweeddale died on December 29, 1878[5].
  • Arthur Hay, 9th Marquess of Tweeddale's father was George Hay, 8th Marquess of Tweeddale[9].
  • Arthur Hay, 9th Marquess of Tweeddale's mother was Lady Susan Montagu[10].
  • Arthur Hay, 9th Marquess of Tweeddale was married to Helena Eleanora Augusta de Kielmansegge[11].
  • Among Arthur Hay, 9th Marquess of Tweeddale's spouses was Julia Charlotte Sophia Stewart-Mackenzie[12].
  • Arthur Hay, 9th Marquess of Tweeddale held citizenship in United Kingdom of Great Britain and Ireland[13].
  • Arthur Hay, 9th Marquess of Tweeddale's professions included ornithologist[6].
  • Arthur Hay, 9th Marquess of Tweeddale worked as a scientific collector[7].
  • Arthur Hay, 9th Marquess of Tweeddale received the Fellow of the Zoological Society of London[14].
  • Arthur Hay, 9th Marquess of Tweeddale was a member of Royal Society[15].
  • Arthur Hay, 9th Marquess of Tweeddale was a member of Zoological Society of London[16].
  • Arthur Hay, 9th Marquess of Tweeddale is recorded as male[17].
  • Arthur Hay, 9th Marquess of Tweeddale's instance of is recorded as human[18].
  • Arthur Hay, 9th Marquess of Tweeddale's family is recorded as Clan Hay[19].
  • Arthur Hay, 9th Marquess of Tweeddale's noble title is recorded as Marquess of Tweeddale[20].
  • Arthur Hay, 9th Marquess of Tweeddale's military branch is recorded as British Army[21].
  • Arthur Hay, 9th Marquess of Tweeddale's Commons category is recorded as Arthur Hay[22].
  • Arthur Hay, 9th Marquess of Tweeddale was part of the conflict Crimean War[23].
  • Arthur Hay, 9th Marquess of Tweeddale's family name is recorded as Hay[24].
  • Arthur Hay, 9th Marquess of Tweeddale's given name is recorded as Arthur[25].
  • Arthur Hay, 9th Marquess of Tweeddale's author citation is recorded as Walden[26].
  • Arthur Hay, 9th Marquess of Tweeddale's relative is recorded as Robert George Wardlaw Ramsay[27].

Body

Origins and Family

Arthur Hay, 9th Marquess of Tweeddale was born in East Lothian[2]. He was born on November 9, 1824[3]. His father was George Hay, 8th Marquess of Tweeddale[9]. His mother was Lady Susan Montagu[10].

Career and Affiliations

Recorded occupations include ornithologist[6] and scientific collector[7].

Recognition

Arthur Hay, 9th Marquess of Tweeddale received the Fellow of the Zoological Society of London[14].

Personal Life

Spouses include Helena Eleanora Augusta de Kielmansegge[11], 1836–1871[28] and Julia Charlotte Sophia Stewart-Mackenzie[12], 1846–1937[29].

Death and Burial

Arthur Hay, 9th Marquess of Tweeddale died on December 29, 1878[5]. He passed away in London[4].

Why It Matters

Arthur Hay, 9th Marquess of Tweeddale ranks in the top 0.73% of human entities by monthly Wikipedia readership (37 views/month, #7,291 of 1,000,298).[8] He has Wikipedia articles in 11 language editions, a strong signal of global cultural recognition.[30] He is known by 22 alternative names across languages and contexts.[31]

FAQs

Where was Arthur Hay, 9th Marquess of Tweeddale born?

Arthur Hay, 9th Marquess of Tweeddale's place of birth was East Lothian[2].

Where did Arthur Hay, 9th Marquess of Tweeddale die?

Arthur Hay, 9th Marquess of Tweeddale died in London[4].

Who were Arthur Hay, 9th Marquess of Tweeddale's parents?

Arthur Hay, 9th Marquess of Tweeddale's father was George Hay, 8th Marquess of Tweeddale[9]. Arthur Hay, 9th Marquess of Tweeddale's mother was Lady Susan Montagu[10].

Who was Arthur Hay, 9th Marquess of Tweeddale married to?

Arthur Hay, 9th Marquess of Tweeddale's spouses include Helena Eleanora Augusta de Kielmansegge[11] and Julia Charlotte Sophia Stewart-Mackenzie[12].

What did Arthur Hay, 9th Marquess of Tweeddale do for work?

Arthur Hay, 9th Marquess of Tweeddale worked as ornithologist[6] and scientific collector[7].

What awards did Arthur Hay, 9th Marquess of Tweeddale receive?

Honors received include Fellow of the Zoological Society of London[14].

References

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

Direct Wikidata claims

  1. [2] . wikidata.org.
  2. [4] . wikidata.org.
  3. [17] . wikidata.org.
  4. [9] . wikidata.org.
  5. [10] . The Peerage. wikidata.org.
  6. [11] . Retrieved . wikidata.org.
  7. [12] . Retrieved . wikidata.org.
  8. [13] . wikidata.org.
  9. [18] . wikidata.org.
  10. [19] . wikidata.org.
  11. [20] . wikidata.org.
  12. [6] . wikidata.org.
  13. [7] . Bionomia. wikidata.org.
  14. [14] . wikidata.org.
  15. [21] . wikidata.org.
  16. [22] . wikidata.org.
  17. [15] . wikidata.org.
  18. [16] . wikidata.org.
  19. [3] . SNAC. Retrieved . wikidata.org.
  20. [5] . SNAC. Retrieved . wikidata.org.
  21. [23] . wikidata.org.
  22. [24] . wikidata.org.
  23. [25] . wikidata.org.
  24. [26] . wikidata.org.
  25. [27] . wikidata.org.

Inline context (facts about related entities)

  1. [28] . Wikidata. wikidata.org. → on this site
  2. [29] . Wikidata. wikidata.org. → on this site

Class ancestry

  1. [1] . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [8] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [30] . Wikidata sitelinks. wikidata.org.
  3. [31] . Wikidata aliases. 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). Arthur Hay, 9th Marquess of Tweeddale. Retrieved April 10, 2026, from https://4ort.xyz/entity/arthur-hay-9th-marquess-of-tweeddale
MLA “Arthur Hay, 9th Marquess of Tweeddale.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Apr. 2026, https://4ort.xyz/entity/arthur-hay-9th-marquess-of-tweeddale.
BibTeX @misc{4ortxyz_arthur-hay-9th-marquess-of-tweeddale_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Arthur Hay, 9th Marquess of Tweeddale}}, year = {2026}, url = {https://4ort.xyz/entity/arthur-hay-9th-marquess-of-tweeddale}, note = {Accessed: 2026-04-10}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Arthur Hay, 9th Marquess of Tweeddale — https://4ort.xyz/entity/arthur-hay-9th-marquess-of-tweeddale (retrieved 2026-04-10)

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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. 7w ago · Quesotiotyo · 2026-05-21 view diff on Wikidata ↗
    Place of death London
    Noble title Marquess of Tweeddale
    Award received
    Instance of human
    + 25 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-create:1||1 */ [[Property:P14397]]: 5872, Matched to [[:toollabs:mix-n-match/#/entry/290073541|Arthur Hay,, Viscount Walden 9th marquess of Tweeddale (#290073541)]] in [[:toollabs:mix-n-"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.