| Chasselay | |
| Commune Status: | Commune |
| Arrondissement: | Grenoble |
| Canton: | Le Sud Grésivaudan |
| Insee: | 38086 |
| Postal Code: | 38470 |
| Mayor: | Gilbert Champon[1] |
| Term: | 2020 - 2026 |
| Coordinates: | 45.2567°N 5.3392°W |
| Elevation M: | 500 |
| Elevation Min M: | 418 |
| Elevation Max M: | 729 |
| Area Km2: | 9.45 |
Chasselay (in French pronounced as /ʃaslɛ/) is a commune in the Isère department in southeastern France.