| Châteauvieux | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason Chateauvieux.svg |
| Arrondissement: | Gap |
| Canton: | Tallard |
| Insee: | 05037 |
| Postal Code: | 05000 |
| Mayor: | Jean-Baptiste Aillaud[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CA Gap-Tallard-Durance |
| Coordinates: | 44.4847°N 6.0517°W |
| Elevation M: | 783 |
| Elevation Min M: | 612 |
| Elevation Max M: | 960 |
| Area Km2: | 7.07 |
Châteauvieux (in French ʃɑtovjø/; Occitan (post 1500);: Chasteuvielh) is a commune in the Hautes-Alpes department in southeastern France.