Thimoléone-Rose-Caroline Chevalier Lavit, known by her married name as Alexandrine-Caroline (or Caroline or simply Mme) Branchu (November 2, 1780 – October 14, 1850) was a Frenchoperasoprano of mixed race who was born in Cap-Français, Saint-Domingue the former French colony which is the modern-day Cap-Haïtien, Haiti. A gifted vocalist, for the better part of the first quarter of the 19th century, she was a leading soprano at the Paris Opéra.
^Cahiers de l'Académie d'Histoire (1-11), Paris, 1970, p. 51. Her full name is also sometimes given as Marie-Rose-Thimoléone (Caroline) Chevalier de Lavit.
^She was the daughter of the "free mulatto" Jean-Joseph Lavit, the son of a French nobleman of the colony (Pierre Bardin, Joseph Sieur de Saint-Georges : Le Chevalier Noir, Paris, Guénégaud, 2006, p. 193, ISBN 978-2850231261).