Henry Mountcharles

The Marquess Conyngham
The then Lord Mount Charles, c. early 2000s. He succeeded as the 8th Marquess Conyngham in March 2009.
Born(1951-05-25)25 May 1951
Dublin, Ireland
Died18 June 2025(2025-06-18) (aged 74)
Dublin, Ireland
Citizenship
  • Ireland
  • United Kingdom
Alma materHarvard University
Occupations
  • Aristocrat
  • concert promoter
  • landowner
  • columnist

  • distillery founder
Years active1981–2023
Known forRock concerts at Slane Castle
Spouses
  • Juliet Ann Kitson
    (m. 1971; div. 1985)
  • Lady Iona Charlotte Grimston
    (m. 1985)
Children4
FatherThe 7th Marquess Conyngham

Henry Vivien Pierpont Conyngham, 8th Marquess Conyngham (25 May 1951 – 18 June 2025), styled Viscount Slane until 1974 then Earl of Mount Charles from 1974 until 2009 and predominantly known as Lord Mount Charles, was an Anglo-Irish aristocrat who was best known for the rock concerts that he organised at his stately home Slane Castle, and for his column in the Irish Daily Mirror under the byline "Lord Henry".