Sophie de Marbois-Lebrun, Duchess of Plaisance

Sophie de Marbois-Lebrun, Duchess of Plaisance (1785–1854) was a French noblewoman, known as an important figure in Greek high society the first decades after Greek independence. She was born in Philadelphia, Pennsylvania, where her father, François Barbé-Marbois, was serving as French Consul-General in the United States.