| Saint-Diéry | |
| Commune Status: | Commune |
| Arrondissement: | Issoire |
| Canton: | Le Sancy |
| Insee: | 63335 |
| Postal Code: | 63320 |
| Intercommunality: | Massif du Sancy |
| Coordinates: | 45.545°N 3.02°W |
| Elevation M: | 680 |
| Elevation Min M: | 549 |
| Elevation Max M: | 1036 |
| Area Km2: | 24.11 |
Saint-Diéry (in French pronounced as /sɛ̃ djeʁi/; Occitan (post 1500);: Sent Desidri) is a commune in the Puy-de-Dôme department in Auvergne in central France.[1] On 1 January 2019, the former commune Creste was merged into Saint-Diéry.[2]