The Folóï oak forest is an oak forest in southwestern Greece. It is located in the municipal unit Foloi, Elis, in the western part of the Peloponnese peninsula. The Folóï oak forest is situated at an altitude of 688m, on the plateau of the Folóï mountain. It is an ecosystem unique in the Balkan peninsula and consists of a territory of , which is almost entirely covered by deciduous oaks that form a dense forest area.