Duke of Devonshire is a title in the Peerage of England held by members of the Cavendish family. This branch of the Cavendish family has been one of the wealthiest British aristocratic families since the 16th century and has been rivalled in political influence perhaps only by the marquesses of Salisbury and the earls of Derby.
Duke of Newcastle upon Tyne was a title that was created three times, once in the Peerage of England and twice in the Peerage of Great Britain. The first grant of the title was made in 1665 to William Cavendish, 1st Marquess of Newcastle upon Tyne. He was a prominent Royalist commander during the Civil War.
William Henry Cavendish Cavendish-Bentinck, 3rd Duke of Portland, was a British Whig and then a Tory politician during the late Georgian era. He served as chancellor of the University of Oxford (1792–1809) and as Prime Minister of Great Britain (1783) and then of the United Kingdom (1807–1809). The gap of 26 years between his two terms as prime minister is the longest of any British prime minister. He was also an ancestor of King Charles III through his great-granddaughter Cecilia Bowes-Lyon, Countess of Strathmore and Kinghorne.
Earl of Burlington is a title that has been created twice, the first time in the Peerage of England in 1664 and the second in the Peerage of the United Kingdom in 1831. Since 1858, Earl of Burlington has been a courtesy title used by the dukes of Devonshire, traditionally borne by the duke's grandson, who is the eldest son of the duke's eldest son, the marquess of Hartington.
Baron Seaford, of Seaford in the County of Sussex, is a title in the Peerage of the United Kingdom. It was created on 1 July 1826 for Charles Ellis, a Jamaican sugar planter and slave-owner who had earlier represented Heytesbury, Seaford and East Grinstead in the House of Commons. In 1798 he married the Hon. Elizabeth Catherine Caroline Hervey, daughter of John Hervey, Lord Hervey, eldest son of Frederick Augustus Hervey, 4th Earl of Bristol and 5th Baron Howard de Walden. In 1803 Lord Seaford's four-year-old son Charles Ellis inherited the barony of Howard de Walden from his great-grandfather and became the sixth Baron Howard de Walden. In 1845 he also succeeded his father as second Baron Seaford.
William Henry Cavendish-Scott-Bentinck, 4th Duke of Portland,, styled Marquess of Titchfield until 1809, was a British politician who served in various positions in the governments of George Canning and Lord Goderich.
Charles Henry Gordon-Lennox, 7th Duke of Richmond and Lennox, 2nd Duke of Gordon,, 7th Duke of Aubigny, styled Lord Settrington until 1860 and Earl of March between 1860 and 1903, was a British politician and peer.
William Arthur Henry Cavendish-Bentinck, 7th Duke of Portland,, styled Marquess of Titchfield until 1943, was a British peer and Conservative politician.
William Bentinck, 2nd Duke of Portland, styled Viscount Woodstock from 1709 to 1716 and Marquess of Titchfield from 1716 to 1726, was a British peer and politician.
William Bentinck, 1st Earl of Portland, was a Dutch-born English nobleman who became in an early stage the favourite of William, Prince of Orange, Stadtholder in the Netherlands, and future King of England. He was reportedly steady, sensible, modest and usually moderate. The friendship and cooperation stopped in 1699.
The Bentinck family is a prominent family belonging to Dutch, German and British nobility. Its members have served in the armed forces and as ambassadors and politicians, including as Governor General of India and as Prime Minister of the United Kingdom. The family is related to the British royal family through the maternal Cavendish-Bentinck line of Queen Elizabeth The Queen Mother.
Lord William George Frederick Cavendish-Scott-Bentinck, better known as Lord George Bentinck, was an English Conservative politician and racehorse owner noted for his role in unseating Sir Robert Peel over the Corn Laws.
William John Arthur Charles James Cavendish-Bentinck, 6th Duke of Portland,, known as William Cavendish-Bentinck until 1879, was a British landowner, courtier, and Conservative politician. He notably served as Master of the Horse between 1886 and 1892 and again between 1895 and 1905.
Welbeck Abbey is an English mansion situated in the village of Welbeck, which is within the civil parish of Norton, Cuckney, Holbeck and Welbeck, in the Bassetlaw District of Nottinghamshire. It was the site of a monastery belonging to the Premonstratensian order in England and after the Dissolution of the Monasteries, a country house residence of the Dukes of Portland. It is part of the Dukeries, four contiguous ducal estates in North Nottinghamshire. The house is a Grade I listed building.
Charles William Frederick Cavendish-Bentinck was a priest of the Church of England who held livings in Bedfordshire. He was also the maternal grandfather of Queen Elizabeth The Queen Mother, great-grandfather of Elizabeth II, and a great-great-grandfather of King Charles III.
Henry Bentinck, 1st Duke of Portland was a British Army officer, peer, Whig politician and colonial administrator who served as the governor of Jamaica from 1721 to 1726. Styled Viscount Woodstock from 1689 until 1709, he sat in the English and British House of Commons from 1705 until 1709 when he succeeded to the peerage of Great Britain as Earl of Portland.
Edward Harley, 2nd Earl of Oxford and Earl Mortimer was an English Tory politician and peer who sat in the House of Commons of Great Britain from 1711 to 1724.
Lady Alexandra Margaret Anne Cavendish-Bentinck was a member of the British nobility and one of the richest landowners in the country. She was a notable charity worker, art collector, and horsewoman.
Ivy Cavendish-Bentinck, Duchess of Portland GBE was Duchess of Portland from 1943 – 1977 and afterwards Dowager Duchess. She initiated the Harley Foundation, "to encourage creativity".
Henrietta Bentinck, Duchess of Portland was the wife of William Bentinck, 4th Duke of Portland.
