Catherine Vorontsov Russian diplomat (1783-1856) (1783–1856) Parents Ekaterina Senyavina Semyon Vorontsov Children Sidney Herbert, 1st Baron Herbert of Lea Catherine Murray, Countess of Dunmore Lady Georgiana Herbert Lady Emma Herbert Lady Elizabeth Herbert Mary Caroline Brudenell-Bruce, Marchioness of Ailesbury Siblings Mikhail Vorontsov Partners George Herbert, 11th Earl of Pembroke
