Fortunato José Barreiros (26 March 1797 – 16 August 1885) was a Portuguese colonial administrator and a military architect.
Fortunato Barreiros started his career at age 9 on 25 April 1805 at the 3rd Artillery Regiment.
In 1824, he took part in the April Revolt, he had been arrested at Castelo de S. Jorge.
Throughout his life as a soldier, Fortunato Barreiros received different titles and medals including Knight of the Tower and Sword (1833), Knight of Aviz (1834), Commander of Aviz (1847), Commander of Leopold I of Belgium (1956), a medal of D. Pedro and D. Maria number 5 and the Grand Cross of the Military Order of S. Bento de Aviz in 1869.
[1] He was governor general of the Province of Cape Verde between 23 August 1851 and 3 December 1854.