[1] Honório Barreto was born in Portuguese Guinea of a Guinean mother and Cape Verdean father João Pereira Barreto, Jr.,[2] he was educated in Lisbon.
Prior to the independence of Guinea-Bissau, Barreto was cited by the Portuguese as the most famous governor and an example of what the local population might achieve.
However, Barreto also ran a family business with his mother from the settlement of Cacheu, where the principal products of their mercantile dealings were slaves.
[3][4][5] He died at Fortaleza de São José da Amura in Bissau at 8:30 AM on either 16 or 26 April 1859 when he was in service.
Also a small street (as a largo) is named after him in the parish of Beato, Lisbon.