After Artavasdes II. and Tigranes III. had been driven out by the Romans, the choice of Augustus for a king of the Armenians fell upon one Ariobarzanes, a Median or Parthian prince, who seems not to have belonged to the dynasty of the Arsacidae. As Ariobarzanes was a man of great talents and distinguished by bodily beauty, a quality which the eastern nations have always liked to see in their kings, the Armenians applauded the choice of Augustus.
He died suddenly after a short reign in A. D. 2, according to the chronology of St. Martin.
He left male issue, but the Armenians disliked his children, and chose Erato their queen.
She was, perhaps, the widow of Tigranes III. (Tac. Ann. 3.4