In Greco-Roman geography, Iberia (Georgian: იბერია; Greek Ἰβηρία; Latin: Hiberia) was an exonym name for a Georgian kingdom of Kartli (Georgian: ქართლი), known after its core province, which during Classical Antiquity and the Early Middle Ages was a significant state in the Caucasus, either as an independent state or as a dependent of larger empires, notably the Sassanid and Roman empires. Iberia, centered on present-day Eastern Georgia, was bordered by Colchis in the west, Caucasian Albania in the east and Armenia in the south. Its population, known as the Iberians, formed the nucleus of the Georgians (Kartvelians). Iberia, ruled by Pharnavazid, Arsacid and Chosroid royal dynasties, together with Colchis to its west, would form the nucleus of the unified medieval Kingdom of Georgia under