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.
- Occupation
- politician
- Position held
- member of the 4th Parliament of the United Kingdom, Lord Privy Seal, Lord President of the Council, Member of the Privy Council of the United Kingdom
- Citizenship
- United Kingdom of Great Britain and Ireland
- Born
- June 24, 1768