Margaret Coke, Countess of Leicester British peeress (1700-1775) (1700–1775) Parents Lady Catherine Cavendish Thomas Tufton, 6th Earl of Thanet Children Edward Coke, Viscount Coke Siblings Lady Katherine Tufton John Tufton Thomas Tufton John Tufton Mary, Countess of Harold Anne Cecil, Countess of Salisbury Lady Isabella Tufton Partners Thomas Coke, 1st Earl of Leicester