| Doissin | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Doissin (Isère).svg |
| Arrondissement: | La Tour-du-Pin |
| Canton: | Le Grand-Lemps |
| Insee: | 38147 |
| Postal Code: | 38730 |
| Mayor: | Véronique Seychelles[1] |
| Term: | 2020 - 2026 |
| Coordinates: | 45.5003°N 5.4244°W |
| Elevation Min M: | 411 |
| Elevation Max M: | 661 |
| Area Km2: | 8.45 |
Doissin (in French pronounced as /dwasɛ̃/) is a commune in the department of Isère in southeastern France.
The main villages are: Bouis, Eynoud, Le Lutheau, Le Rousset, Trièves and Marquisière.
The nearest airport is GNB - Grenoble Saint Geoirs, located 16.7 km southwest of Doissin. The larger international airport LYS - Lyon Saint Exupery is 35.8 km northwest.