He was the grandson of Tiridates I of Parthia (246–211 BC), the brother of Arsaces I of Parthia (250–211 BC), the founder of the Parthian Empire.
Parthia | Arsaces I of Parthia | Vologases III of Parthia | Vologases IV of Parthia | Mithridates I of Parthia | Tiridates I of Parthia | Pacorus II of Parthia | Vonones II of Parthia | Vologases V of Parthia | Vologases I of Parthia | Parthia (horse) | Orodes II of Parthia | Artabanus V of Parthia | Artabanus IV of Parthia |