Artabanus IV, also known as Ardavan IV , incorrectly known in older scholarship as Artabanus V, was the last monarch of the Parthian Empire from to 224. He was the younger son of Vologases V, who died in 208.

Artabanus IV rebelled against his brother, Vologases VI, a few years after the latter succeeded their father as king. He was able to take control of most of the Parthian territories, although his