The Jacob Baronetcy, of Bromley in the County of Middlesex, was a title in the Baronetage of England. It was created on 11 January 1665 for John Jacob, with remainder in default of male issue of his own to his brother Robert Jacob and the heirs male of his body. The title was in recognition of his loyalty to Charles I

Charles I of England

Charles I was King of England, King of Scotland, and King of Ireland from 27 March 1625 until his execution in 1649. Charles engaged in a struggle for power with the Parliament of England, attempting to obtain royal revenue whilst Parliament sought to curb his Royal prerogative which Charles...

. The title became extinct on the death of the fourth Baronet in 1790.

Jacob Baronets, of Bromley (1665)

• Sir John Jacob, 1st Baronet
  Sir John Jacob, 1st Baronet
  Sir John Jacob, 1st Baronet was an English politician who sat in the House of Commons in 1640 and 1641. He supported the Royalist side in the English Civil War....
  
  (c. 1598-1666)
• Sir John Jacob, 2nd Baronet (c. 1633-1674)
• Sir John Jacob, 3rd Baronet (c. 1665-1740)
• Sir Hildebrand Jacob, 4th Baronet (c. 1718-1790)