The Downing Baronetcy, of East Hatley in the County of Cambridge, was a title in the Baronetage of England. It was created on 1 July 1663 for the Anglo-Irish

Anglo-Irish

Anglo-Irish was a term used primarily in the 19th and early 20th centuries to identify a privileged social class in Ireland, whose members were the descendants and successors of the Protestant Ascendancy, mostly belonging to the Church of Ireland, which was the established church of Ireland until...

 soldier, statesman and diplomat Sir George Downing

Sir George Downing, 1st Baronet

Sir George Downing, 1st Baronet was an Anglo-Irish soldier, statesman, and diplomat. Downing Street in London is named after him. As Treasury Secretary he is credited with instituting major reforms in public finance. His influence was substantial on the passage and substance of the mercantilist...

, after whom Downing Street

Downing Street

Downing Street in London, England has for over two hundred years housed the official residences of two of the most senior British cabinet ministers: the First Lord of the Treasury, an office now synonymous with that of Prime Minister of the United Kingdom, and the Second Lord of the Treasury, an...

 in London is named. The third and fourth Baronets represented Dunwich

Dunwich (UK Parliament constituency)

Dunwich was a parliamentary borough in Suffolk, one of the most notorious of all the rotten boroughs. It elected two Members of Parliament to the House of Commons from 1298 until 1832, when the constituency was abolished by the Great Reform Act....

 in Parliament. The title became extinct on the latter's death in 1764.

Downing Baronets, of East Hatley (1663)

• Sir George Downing, 1st Baronet
  Sir George Downing, 1st Baronet
  Sir George Downing, 1st Baronet was an Anglo-Irish soldier, statesman, and diplomat. Downing Street in London is named after him. As Treasury Secretary he is credited with instituting major reforms in public finance. His influence was substantial on the passage and substance of the mercantilist...
  
   (1623–1684)
• Sir George Downing, 2nd Baronet
  Sir George Downing, 2nd Baronet
  Sir George Downing, 2nd Baronet, of East Hatley was the son and heir of Sir George Downing, 1st Baronet.His father worked as Teller of the Receipt of the Exchequer from 1660 until 1684. In 1680, the younger George Downing joined his father as a Teller of the Receipt of the Exchequer, holding that...
  
   (c. 1656–1711)
• Sir George Downing, 3rd Baronet
  Sir George Downing, 3rd Baronet
  Sir George Downing, 3rd Baronet, KB was a politician and, through a donation in his will, the founder of Downing College, Cambridge.Gordon Goodwin, ‘Downing, Sir George, third baronet ’, rev...
  
   (c. 1685–1749)
• Sir Jacob Garrard Downing, 4th Baronet (c. 1717–1764)