She was the only daughter of John Cecil, 4th Earl of Exeter, by his wife the former Lady Frances Manners.
She married Viscount Scudamore in 1672,[2] the year after he inherited the title.
They were caught in the act by his wife, and Viscount Scudamore sent a party of men to apprehend the couple, whereupon Frances returned to her husband.
[3] Their children were: The countess's portrait was painted by Sir Peter Lely.
[1] She was buried at the family seat of Holme Lacy.