Hysiae

Hysiae or Hysiai (Ὑσιαί) or Hysia (Ὑσία) may refer to:


 * Hysia (Arcadia), a town of ancient Arcadia, Greece
 * Hysiae (Argolis), a garrison town in Greece southwest of Argos, where two battle were fought:
 * Battle of Hysiae (c.669 BC)
 * Battle of Hysiae (417 BC)
 * Hysiae (Boeotia), a village in Boeotia, was not far from Plataea and is mentioned by Thucydides
 * Hysia (beetle), a genus of ladybird in family Coccinellidae