| Sonnay | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason Sonnay.svg |
| Arrondissement: | Vienne |
| Canton: | Roussillon |
| Insee: | 38496 |
| Postal Code: | 38150 |
| Mayor: | Claude Lhermet[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Entre Bièvre et Rhône |
| Coordinates: | 45.3556°N 4.9075°W |
| Elevation M: | 235 |
| Elevation Min M: | 225 |
| Elevation Max M: | 407 |
| Area Km2: | 14.17 |
Sonnay (pronounced as /fr/) is a commune in the Isère department in southeastern France.[2]