This paper has as objective presenting main types of libraries who existed during the Byzantine Empire. The five types of existent libraries – imperial, patriarchal, monastic, private and universitary, had a complex evolution during the history of Byzance. The beginning of those libraries is represented by the inauguration of the new imperial capital, by emperor Constantine the Great (306-337) in 330. The new imperial capital, Constantinople city, had several buildings which were inaugurated by Emperor Constantine including two librarie
