The hereditary peers form part of the peerage in the United Kingdom. As of October 2025, there were 799 hereditary peers: 29 dukes, 34 marquesses, 189 earls, 108 viscounts, and 439 barons.
The House of Lords, sitting in its old chamber, burned down in 1834, as drawn by Augustus Pugin and Thomas Rowlandson for Rudolph Ackermann's Microcosm of London, 1808–1811
Letters patent granting the Dukedom of Marlborough to Sir John Churchill were later amended by Parliament.
In 1984 Harold Macmillan, a former prime minister, was the last non-royal recipient of a hereditary peerage, the Earldom of Stockton.
Matt Ridley, science writer and conservative journalist, is the Viscount Ridley.
Duke of Edinburgh, named after the capital city of Scotland, Edinburgh, is a substantive title that has been created four times since 1726 for members of the British royal family. It does not include
Hereditary peer
…form part of the peerage in the United Kingdom. As of October 2025, there were 799 hereditary peers: 29 dukes (including five royal dukes, of which the Duke of Edinburgh is a life peerage, the holder being an hereditary earl), 34 marquesses, 189 earls, 108 viscounts, and 439 barons (not counting subsidiary titles). As…
Frederick, Prince of Wales (1707–1751) was the first Duke of Edinburgh, from 1726 until his death.
Frederick Prince of Wales
George, Prince of Wales, later George III, 1754 by Liotard
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