| Ryaki | |
| Name Local: | Ρυάκι |
| Type: | community |
| Periph: | West Macedonia |
| Periphunit: | Kozani |
| Municipality: | Kozani |
| Population: | 183 |
| Population As Of: | 2021 |
| Area: | 18.149 |
| Elevation: | 760 |
| Coordinates: | 40.4068°N 77.4205°W |
| Postal Code: | 501 50 |
| Area Code: | +30-2461 |
| Licence: | ΚΖ |
Ryaki (Greek, Modern (1453-);: Ρυάκι) is a village and a community of the Kozani municipality.[1] Before the 2011 local government reform it was part of the municipality of Ellispontos, of which it was a municipal district.[1] The 2021 census recorded 183 inhabitants in the community. The community of Tetralofo covers an area of 18.149 km2.[2]
List of settlements in the Kozani regional unit