Bernardo was born about 1835 in Rocca Pia, L'Aquila, Abruzzo, Italy, the son of Domenico Letterio and Mariangela Acquafonnata.
Bernardo Letterio (c1835-?)
Domenico Letterio (c1795-?)
Vincenzo Letterio (c1769-?)
Annantonia Calabrese (c1766-1830)
Ascenzo Calabrese (c1735-?)
Brigida Fidei (c1735-?)
Mariangela Acquafonnata (c1797-?)