Background
Exeter was the son of John Cecil, 5th Earl of Exeter, and Anne Cavendish.
Exeter was the son of John Cecil, 5th Earl of Exeter, and Anne Cavendish.
Between 1712 and 1715 he also served as Lord Lieutenant of Rutland. Lord Exeter married, firstly, Annabella Grey, daughter of Ford Grey, 1st Earl of Tankerville, in 1697. Lady Exeter died in 1723.
He sat as Member of Parliament for Rutland from 1695 to 1700, when he succeeded his father in the earldom and entered the House of Lords.