| Ryakia | |
| Name Local: | Ρυάκια |
| Type: | community |
| Periph: | Central Macedonia |
| Periphunit: | Pieria |
| Municipality: | Pydna-Kolindros |
| Population As Of: | 2021 |
| Population: | 225 |
| Elevation: | 430 |
| Coordinates: | 40.4°N 45.5°W |
| Postal Code: | 601 00 |
| Area Code: | +30-2351 |
| Licence: | KN |
| Caption Skyline: | A night view of Ryakia |
Ryakia (Greek, Modern (1453-);: Ρυάκια), before 1926: Radiani (Greek, Modern (1453-);: Ράδιανη), is a village in Pieria, Greece. Since the 2011 local government reform it is part of the municipality Pydna-Kolindros, of which it is a municipal community.[1] The 2021 census recorded 225 residents in the village.