The Dacians (/ ˈ d eɪ ʃ ən z /; Latin: Daci [ˈd̪aːkiː]; Greek: Δάκοι, Δάοι, Δάκαι) were the ancient Indo-European inhabitants of the cultural region of Dacia, located in the area near the Carpathian Mountains and west of the Black Sea.They are often considered a subgroup of the Thracians. This area includes mainly the present-day countries of Romania and Moldova, as well ...