Parthia is a historical region located in northeastern Iran.

Parthia may also refer to: Parthian Empire, an empire ruled by Parthians Pahla, the late antique and post-Islamic region of the Parthians in Western Iran Parthia (horse), a thoroughbred racehorse Alternate form of Partita, a musical form Parthia (ship), two ships of the Cunard Line Parthia (moth) a genus of moths in the family Pyralidae

See also Parthian (disambiguation) Pahlavi (disambiguation)