Charles Douglas, 3rd Duke of Queensberry Scottish duke (1698-1778) (1698–1778) Parents Mary Boyle James Douglas, 2nd Duke of Queensberry Children Henry Douglas, Earl of Drumlanrig Charles Douglas, Earl of Drumlanrig Siblings Lady Anne Douglas James Douglas, 3rd Marquess of Queensberry Lady Elizabeth Douglas Lady Mary Douglas Jane Scott, Countess of Dalkeith Isabel Douglas William Douglas, Earl of Drumlanrig Lord George Douglas Partners Catherine Hyde, Duchess of Queensbury
