Francisco Cavalcanti Mangabeira (Salvador, 1879–1904) was a Brazilian medical doctor and writer, brother of João Mangabeira and Otávio Mangabeira.
He was volunteer in Canudos Campaign as a medical student.
He took part in Salvador of the symbolist character movement New Crusade Group.
His poets work are the most valid within the atmosphere symbolist.
This article about a Brazilian writer or poet is a stub.