John Cecil, 6th Earl of Exeter, was born 15 May 1674 in Kensington, Greater London, England, United Kingdom to John Cecil, 5th Earl of Exeter (c1648-1700) and Anne Cavendish (c1644-1703) and died 24 December 1721 of unspecified causes. He married Annabella Bennet (c1675-1698) 9 February 1697 . He married Elizabeth Brownlow (1681-1723) 19 September 1699 .
|Offspring of John Cecil, 6th Earl of Exeter and Elizabeth Brownlow (1681-1723)|
|John Cecil, 7th Earl of Exeter (c1700-1722)||1700||9 April 1722|
|Brownlow Cecil, 8th Earl of Exeter (1701-1754)||4 August 1701||3 November 1754||Hannah Sophia Chambers (bef1709-1765)|
|Elizabeth Cecil (c1706-1733)|