Zacharo (Greek: Ζαχάρω) is a town and municipality in southwestern Greece. Administratively, it belongs to the Elis regional unit, in the region of West Greece. Zacharo is situated on the coast of the Gulf of Kyparissia, a part of the Ionian Sea. The mountain Lapithas is to the north, and the Minthi is to the east. Northwest of the town, between mount Lapithas and the sea, is the Kaiafas Lake. Zacharo is 18 km south of Olympia, 28 km southeast of Pyrgos, 65 km northwest of Kalamata and 65 km west of Tripoli.