Ubirajara is the protagonist of the eponymous novel by José de Alencar. Ubirajara: the main character is the hero of the novel. Appears in the opening chapters with the name Jaguaré warrior tribe of araguaias, before becoming "Mr. Boom", Ubirajara and head of his tribe to replace his father, having won Pojuca. When will serve Itaquê to get a wife Araci, the name adopted by him between the Tocantins is Jurandir.