| Châteauneuf | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville Fr Châteauneuf (Savoie).svg |
| Arrondissement: | Chambéry |
| Canton: | Saint-Pierre-d'Albigny |
| Insee: | 73079 |
| Postal Code: | 73390 |
| Mayor: | Christelle Hugonot[1] |
| Term: | 2020 - 2026 |
| Coordinates: | 45.5453°N 6.1819°W |
| Elevation Min M: | 277 |
| Elevation Max M: | 429 |
| Area Km2: | 6.99 |
Châteauneuf (in French pronounced as /ʃɑtonœf/) is a commune in the Savoie department in the Auvergne-Rhône-Alpes region in south-eastern France.