| Type: | suburb |
| Hewett | |
| City: | Gawler |
| State: | sa |
| Coordinates: | -34.5789°N 138.7489°W |
| Pushpin Label Position: | top |
| Postcode: | 5118 |
| Dist1: | 40 |
| Dir1: | NE |
| Location1: | Adelaide CBD |
| Lga: | Town of Gawler |
| County: | Gawler |
| Stategov: | Light |
| Fedgov: | Spence |
| Near-N: | Roseworthy |
| Near-Ne: | Kingsford |
| Near-E: | Concordia |
| Near-S: | Clonlea Park |
| Near-Sw: | Willaston |
| Near-W: | Gawler Belt |
Hewett is a Northern suburb of Gawler in South Australia and at the most northern part of the Adelaide Metropolitan Region. Even though technically within the metropolitan it is currently not serviced by Adelaide Metro