| Granby crater | |
| Map: | Sweden |
| Coordinates: | 58.4167°N 70°W |
| Confidence: | Confirmed |
| Diameter: | 3km (02miles) |
| Age: | ~470 Ma Middle Ordovician |
| Exposed: | No |
| Drilled: | Yes |
| Bolide: | Ordovician meteor event? |
| Country: | Sweden |
| Province: | Östergötland |
| District: | Östergötland |
Granby is an impact crater in Östergötland, Sweden, located to the southeast of Vadstena. It is estimated to have formed about 470 million years ago (Middle Ordovician). The crater is 3km (02miles) in diameter and is not exposed at the surface.[1]