His Grace The Duke of Portland PC DCL

Lord Privy Seal
In office
30 April 1827 – July 1827
Monarch George IV
Prime Minister George Canning
Preceded by The Earl of Westmorland
Succeeded by The Earl of Carlisle

Lord President of the Council
In office
17 August 1827 – 21 January 1828
Monarch George IV
Prime Minister The Viscount Goderich
Preceded by The Earl of Harrowby
Succeeded by The Earl Bathurst

Member of Parliament for Petersfield
In office
29 December 1790 – 18 April 1791
Preceded by Hon. George North
William Jolliffe
Succeeded by Welbore Ellis
William Jolliffe

Member of Parliament for Buckinghamshire
In office
18 April 1791 – 30 October 1809
Preceded by The Earl Verney
James Grenville
Succeeded by Earl Temple
William Selby Lowndes

Nationality British
Political party Conservative


William Henry Cavendish-Bentinck, 4th Duke of Portland, was born 24 June 1768 in Welbeck Abbey, Nottinghamshire, England, United Kingdom to William Henry Bentinck, 3rd Duke of Portland (1738-1809) and Dorothy Cavendish (1750-1794) and died 27 March 1854 Welbeck Abbey, Nottinghamshire, England, United Kingdom of unspecified causes. He married Henrietta Scott (1774-1844) 4 August 1795 .

At the time of his marriage he obtained Royal Licence to take the name and arms of Scott in addition to that of Cavendish-Bentinck.


Offspring of William Henry Cavendish-Bentinck, 4th Duke of Portland and Henrietta Scott (1774-1844)
Name Birth Death Joined with
William Henry Scott-Bentinck (1796-1824)
Margaret Scott-Bentinck (1798-1882)
Caroline Scott-Bentinck (1799-1828)
William John Cavendish Cavendish-Scott-Bentinck, 5th Duke of Portland (1800-1879)
William George Frederick Scott-Bentinck (1802-1848)
Henry William Scott-Bentinck (1804-1870)
Charlotte Scott-Bentinck (1806-1889)
Lucy Joan Scott-Bentinck (1807-1899)
Mary Scott-Bentinck (1809-1874)

Footnotes (including sources)

‡ General