In 1841, Beauregard married Marie Antoinette Laure Villeré (March 22, 1823 - March 21, 1850),[REF] the daughter of Jules Villeré, a sugar cane planter in Plaquemines Parish and a member of one of the most prominent French Creole families in southern Louisiana.
Ten years later, the widower Beauregard married Marguerite Caroline Deslonde, the daughter of André Deslonde, a sugar cane planter from St. John the Baptist Parish.