Their daughter, Mary Fairfax, married George Villiers, 2nd Duke of Buckingham, whose mother, Katherine, was the daughter of Francis Manners, 6th Earl of Rutland.
Their daughter, Mary Fairfax, married George Villiers, 2nd Duke of Buckingham. Buckingham's mother was Katherine Villiers, Duchess of Buckingham, daughter of Francis Manners, 6th Earl of Rutland, second son of John Manners, 4th Earl of Rutland.