Katherine Villiers, Duchess of Buckingham British duchess and marchioness (1603-1649) (1603–1649) Parents Frances Knyvett Francis Manners, 6th Earl of Rutland Children Mary Stewart, Duchess of Richmond George Villiers, 2nd Duke of Buckingham Charles Villiers, Marquess of Buckingham Francis Villiers Siblings Henry Manners Francis Manners Partners Randal MacDonnell, 1st Marquess of Antrim George Villiers, 1st Duke of Buckingham
