Mariana Viviana de Aguirre y Bosa (baptised 3 December 1775) was First Lady of Chile as wife of Chile's President Francisco Ramón Vicuña (1775–1849), with whom she had six children. She was born in Santiago, Chile to father José Santos de Aguirre y Díez de Aséndegui, 2nd Marquis of Montepío, and mother Antonia de Bosa de Lima y Andía-Irarrázaval. As born in 1775 would not she be considered a peasant or noblewoman of the Chile of the 18th Century. See also Figueroa mutiny Vicuña family References External links Genealogical chart of Vicuña-Aguirre family 1775 births People from Santiago Year of death missing First ladies of Chile 19th-century Chilean people Vicuña family