Duke of Benhall, Suffolk (1661)

• Sir Edward Duke, 1st Baronet
  Sir Edward Duke, 1st Baronet
  Sir Edward Duke, 1st Baronet Sir Edward Duke, 1st Baronet Sir Edward Duke, 1st Baronet ((c1604 - 1671) was an English politician who sat in the House of Commons of England in 1640.Duke was the son of Ambrose Duke of Benhall and his wife Elizabeth Calthrop, daughter of Bartholemew Calthrop of...
  
   (c 1604–1670). He was one of two MPs
  Member of Parliament
  A Member of Parliament is a representative of the voters to a :parliament. In many countries with bicameral parliaments, the term applies specifically to members of the lower house, as upper houses often have a different title, such as senate, and thus also have different titles for its members,...
  
   for Orford
  Orford (UK Parliament constituency)
  Orford was a constituency of the House of Commons. Consisting of the town of Orford in Suffolk, it elected two Members of Parliament by the bloc vote version of the first past the post system of election until it was disenfranchised in 1832.-History:...
  
   during the Short Parliament
  Short Parliament
  The Short Parliament was a Parliament of England that sat from 13 April to 5 May 1640 during the reign of King Charles I of England, so called because it lasted only three weeks....
  
   in 1640.
• Sir John Duke, 2nd Baronet
  Sir John Duke, 2nd Baronet
  Sir John Duke, 2nd Baronet was an English politician who sat in the House of Commons variously between 1679 and 1698....
  
   (3 January 1632 – 24 July 1705). Sir John was also MP for Orford, serving 1679–1685, 1689–1690 and 1697–1698.
• Sir Edward Duke, 3rd Baronet (c 1694 – 25 August 1732). Sir Edward, like his predecessors in the title, was served as MP for Orford (1721–1722).

Extinct on his death

Duke of London (1849)

• Sir James Duke, 1st Baronet
  Sir James Duke, 1st Baronet
  Sir James Duke, 1st Baronet was a British Liberal Party politician. He was Lord Mayor of London in 1848–49, and sat in the House of Commons from 1837 to 1865....
  
   (31 January 1792 – 28 May 1873). Sir James was MP for Boston
  Boston (UK Parliament constituency)
  Boston was a parliamentary borough in Lincolnshire, which elected two Members of Parliament to the House of Commons from 1547 until 1885, and then one member from 1885 until 1918, when the constituency was abolished.-History:...
  
   (1837–1849) and the City of London
  City of London (UK Parliament constituency)
  The City of London was a United Kingdom Parliamentary constituency. It was a constituency of the House of Commons of the Parliament of England then of the Parliament of Great Britain from 1707 to 1800 and of the Parliament of the United Kingdom from 1801 to 1950.-Boundaries and boundary...
  
   (1849–1865).
• Sir James Duke, 2nd Baronet (25 January 1865 – 3 July 1935).

Extinct on his death