Crioa or Krioa (Greek, Ancient (to 1453);: Κριώα) was a deme in ancient Athens of the phyle of Antiochis, sending one delegate to the Athenian Boule until 307/6 BCE, and two delegates thereafter.[1] Aristophanes cast a character, Euelpides, from Crioa in his play The Birds.
Its site is unlocated.