| Crêts en Belledoony | |
| Commune Status: | Commune |
| Arrondissement: | Grenoble |
| Canton: | Le Haut-Grésivaudan |
| Insee: | 38439 |
| Postal Code: | 38830, 38570 |
| Mayor: | Youcef Tabet[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CC Le Grésivaudan |
| Coordinates: | 45.374°N 6.046°W |
| Area Km2: | 33.80 |
Crêts en Belledonne (in French pronounced as /kʁɛ ɑ̃ bɛldɔn/, literally Crests in Belledonne) is a commune in the Isère department of southeastern France. The municipality was established on 1 January 2016 and consists of the former communes of Saint-Pierre-d'Allevard and Morêtel-de-Mailles.[2]