Goumero
Goumero is a village in the municipal unit of Oleni, Elis, Greece. It is situated on a hillside in the western foothills of the Foloi plateau, at 500 m elevation. It is 2 km southwest of Agia Anna, 5 km northwest of Neraida, 8 km northeast of Karatoula and 13 km north of Olympia.
Population
| Year | Population |
| 1981 | 947 |
| 1991 | 1,032 |
| 2001 | 1,059 |
| 2011 | 642 |
| 2021 | 588 |