| Doukas | |
| Name Local: | Δούκας |
| Type: | community |
| Periph: | West Greece |
| Periphunit: | Elis |
| Municipality: | Archaia Olympia |
| Population: | 83 |
| Population As Of: | 2021 |
| Coordinates: | 37.7167°N 63°W |
Doukas (Greek, Modern (1453-);: Δούκας) is a mountain village and a community in the municipal unit of Foloi, Elis, Greece. The community includes the village Lasdikas. Situated at approximately 600 m above sea level, its climate is relatively cool during the summer and wet during the winter. Doukas is 2 km northwest of Lalas, 4 km east of Kryoneri and 11 km northeast of Olympia. The village was affected by the 2007 Greek forest fires.
| Year | Village population | Community population | |
|---|---|---|---|
| 1981 | - | 311 | |
| 1991 | 188 | - | |
| 2001 | 106 | 191 | |
| 2011 | 34 | 112 | |
| 2021 | 31 | 83 |