Biography.guide
Home › People › Politician › Edward Harley, 4th Earl of Oxford and Earl Mortimer
Portrait of Edward Harley, 4th Earl of Oxford and Earl Mortimer

Edward Harley, 4th Earl of Oxford and Earl Mortimer

1726 – 1790

British noble and politician

Don't just read it — keep itBiographies to ownE-book · Audio · Video From $7 →

About Edward Harley, 4th Earl of Oxford and Earl Mortimer

Lived 1726 – 1790 (aged 64). Edward Harley, 4th Earl of Oxford and Earl Mortimer was a politician.

Edward Harley, 4th Earl of Oxford and Earl Mortimer, (2 September 1726 – 11 October 1790), styled Lord Harley from 1741 to 1755, was a British peer and Tory politician.

Early life Harley was the eldest son of Edward Harley, 3rd Earl of Oxford and Earl Mortimer and Martha Morgan, daughter of Welsh politician William Morgan. His two younger brothers were John Harley, Dean of Windsor and then Bishop of Hereford; and the politician Thomas Harley, who was Lord Mayor of London and also sat in Parliament.

He was educated at Westminster School between 1735 and 1744; and then Christ Church, Oxford, graduating with a Doctor of Civil Law in 1748.

Career

Harley was elected as MP for Herefordshire in at the 1747 general election, even though he was only 20 years old. Prior to the election, Lord Foley wrote to Harley's father, "As he is under age I am in great fear lest some trick should be played on him on the day of election ... which if it should happen I think would be of the most evil consequence to your family as well as to the interest of the county."

He returned unopposed and took a seat on the treasury board, serving until in 1755 he succeeded to his father's titles and estates, including the family seat of Brampton Bryan Castle and Hall. He was High Steward of Hereford from 1755, a Lord of the Bedchamber from 1760, and Lord Lieutenant of Radnorshire from 1766, all until his death. He was also Harleian Trustee at the British Museum from 1755 until his death.

He died at Brampton Bryan Hall at the age of 64. As he had no children, his titles and estates passed to his nephew Edward Harley.

Biography shop

Don’t just read it —
keep it.

Full-length biographies made to live with: read them, listen on the way to work, watch them tonight.

  • E-book
  • Audio
  • Video
Browse the shop — from $7

Instant download · yours to keep · every purchase keeps this site free

Important facts

Birth century
Occupation
Education
Christ Church, Christ Church, Oxford, Westminster School
Positions held
Member of the 11th Parliament of Great Britain, Member of the 10th Parliament of Great Britain

Family & relationships

Parent
Edward Harley, 3rd Earl of Oxford and Earl Mortimer

People in Edward Harley, 4th Earl of Oxford and Earl Mortimer's life

Named in this biography and alive at the same time

Contemporaries

People whose lives overlapped Edward Harley, 4th Earl of Oxford and Earl Mortimer's

Frequently asked questions

Who was Edward Harley, 4th Earl of Oxford and Earl Mortimer?

British noble and politician

When was Edward Harley, 4th Earl of Oxford and Earl Mortimer born?

Edward Harley, 4th Earl of Oxford and Earl Mortimer was born on 2 September 1726 in Westminster.

When did Edward Harley, 4th Earl of Oxford and Earl Mortimer die?

Edward Harley, 4th Earl of Oxford and Earl Mortimer died on 11 October 1790 in Brampton Bryan, Brampton Bryan Hall, Herefordshire (UK Parliament constituency).

What was Edward Harley, 4th Earl of Oxford and Earl Mortimer's occupation?

Edward Harley, 4th Earl of Oxford and Earl Mortimer was a politician.

Sources & further reading

· Wikipedia: Edward Harley, 4th Earl of Oxford and Earl Mortimer

· Wikidata: Q5343316

· DBpedia: Edward Harley, 4th Earl of Oxford and Earl Mortimer

Cite this page

APA: Biography.guide. (2026). Edward Harley, 4th Earl of Oxford and Earl Mortimer. https://biography.guide/edward-harley-4th-earl-of-oxford-and-earl-mortimer/

MLA: "Edward Harley, 4th Earl of Oxford and Earl Mortimer." Biography.guide, https://biography.guide/edward-harley-4th-earl-of-oxford-and-earl-mortimer/.

Chicago: "Edward Harley, 4th Earl of Oxford and Earl Mortimer." Biography.guide. https://biography.guide/edward-harley-4th-earl-of-oxford-and-earl-mortimer/.

Data last updated: 2026-09-30 · Spot an error? Report a correction.

Portrait: Wikimedia Commons · author & licence

Page generated 2026-10-04 14:21 UTC