businessman, Civil War veteran, and Reconstruction politician, was the son of the influential Creole New Orleanian Joseph Dumas, one of the owners of the Dumas Brothers French Quarter clothiers, a firm that specialized in imported French cloth and luxury apparel. Joseph Dumas invested his share of the firm's profits in real estate and accumulated a considerable fortune in property holdings and slaves. In 1860 African American Louisianans like François and Joseph Dumas constituted the wealthiest population of free blacks in the United States.
Joseph Dumas's import business necessitated that the Dumas family sojourn frequently in France, and it was there that François, was born, raised, and educated. François arrived in New Orleans shortly before the Civil War to manage the family business. He married Marguerite Victoria Victor, and the couple had five children, three girls and two boys. By 1860 he had become one ...