Matesi
Matesi is a small mountain village in the municipal unit of Andritsaina, Elis, Greece.It is located on a hill above the left bank of the river Alfeios. It is 3 km northwest of Theisoa, 6 km east of Alifeira and 6 km northeast of Andritsaina.
Nearby, some ancient tombs from the last centuries BC were found.
Population
| Year | Population |
| 1981 | 144 |
| 1991 | 137 |
| 2001 | 101 |
| 2011 | 109 |
| 2021 | 56 |