Palaiochori (Greek: Παλαιοχώρι meaning "old town") may refer to several places in Greece:

• Palaiochori, Arcadia, a village in Arcadia, part of the municipal unit Leonidio
• Palaiochori, Chalkidiki, a village in Chalkidiki, part of the municipality Aristotelis
• Palaiochori, Elis, a village in Elis, part of the municipality Pineios
• Palaiochori, Evrytania, a village in Evrytania, part of the municipal unit Fragkista
• Palaiochori, Grevena, a village in the Grevena regional unit, part of the municipality Grevena
• Palaiochori Botsari, a village in the Ioannina regional unit, part of the municipal unit Lakka Souliou
• Palaiochori Sirakou, a village in the Ioannina regional unit, part of the municipality North Tzoumerka
• Palaiochori, Athamanes, a village in the Karditsa regional unit, part of the municipal unit Anatoliki Argithea
• Palaiochori, Mouzaki, a village in the Karditsa regional unit, part of the municipal unit Pamisos
• Palaiochori, Kavala, a village in the Kavala regional unit, part of the municipality Pangaio
• Palaiochori, Lesbos, a village on Lesbos Island, part of the municipal unit Plomari
• Palaiochori Dorieon, a village in Phthiotis, part of the municipal unit Amfikleia
• Palaiochori Tymfristou, a village in Phthiotis, part of the municipal unit Spercheiada
• Palaiochori, Thesprotia, a village in Thesprotia, part of the municipality Filiates
• Palaiochori, Trikala, a village in the Trikala regional unit, part of the municipal unit Kleino