John Stewart, 6th Earl of Traquair Scottish nobleman, (c. 1698 - 1779) (1698–1779) Parents Charles Stewart, 4th Earl of Traquair Mary Stewart, Countess of Traquair Children Christina Stewart Mary Stewart Lucy Stewart Charles Stewart, 7th Earl of Traquair Siblings Charles Stewart, 5th Earl of Traquair Barbara Stewart Robert Stewart Lady Mary Stewart Ann Stewart Lucy Stewart Margaret Stewart Lady Catherine Stewart William Stewart Partners Christian Anstruther