| Ibias | |
| Subdivision Type1: | Country |
| Subdivision Name1: | Spain |
| Subdivision Type2: | State |
| Subdivision Name2: | Asturias; Galicia |
| Subdivision Type3: | Region |
| Subdivision Name3: | Ibias |
| Length: | 45km (28miles) |
| Source1 Location: | Natural Park of Fuentes del Narcea, Degaña, and Ibias |
| Source1 Elevation: | 1600m (5,200feet) |
| Mouth Location: | Navia River |
| Mouth Coordinates: | 43.0958°N -6.9119°W |
| Mouth Elevation: | 231m (758feet) |
The Ibias is a river in northern Spain flowing from the Autonomous Community of Asturias into Galicia.