There is another municipality of the same name in the prefecture of Achaia, see Loussika, the seat of Oleni. The is also Oleni Island and Oleni in Russia
Oleni (Greek: Ωλένη) is a village and a municipality in the northcentral part of the prefecture of Ilia. It is located about 20 km S of Simopoulo, NE of Pyrgos, SE of Amaliada, E of Vounargo and NW of Olympia. The largest community is Gomero.
The village has a school, a secondary school, a lyceum, three churches, a post office,a football ground, a sporting hall and a square (plateia). The place dates back to the ancient times.
Much of the area and the municipality are forests while the remainder of the land are some farmland rivers and streams.