| Settlement Type: | Parish |
| Pushpin Map: | Spain |
| Coordinates: | 43.5833°N -5.9°W |
| Subdivision Type: | Country |
| Subdivision Name: | Spain |
| Subdivision Type1: | Autonomous community |
| Subdivision Name1: | Asturias |
| Subdivision Type2: | Province |
| Subdivision Name2: | Asturias |
| Subdivision Type3: | Municipality |
| Subdivision Name3: | Avilés |
| Population Total: | 13 |
| Population As Of: | 2011 |
| Official Name: | San Xuan de Nieva |
San Xuan de Nieva (Spanish: Laviana) is one of six parishes (administrative divisions) in Avilés, a municipality within the province and autonomous community of Asturias, in northern Spain.
It is 0.22km2 in size with a population of 13 (INE 2011).