| Steinheii | |
| Elevation M: | 1421 |
| Prominence M: | 260 |
| Range: | Setesdalsheiene |
| Location: | Agder, Norway |
| Map: | Agder#Norway |
| Map Alt: | Map of the location |
| Label Position: | top |
| Coordinates: | 59.2842°N 7.1079°W |
| Coordinates Ref: | [1] |
Steinheii is a mountain in the municipality of Bykle in Agder county, Norway. The 1421m (4,662feet) tall mountain has a topographic prominence of which makes it the 10th highest mountain in Agder county. The mountain sits in the southwestern part of the municipality, just south of the lake Botsvatn and east of the lake Ytre Storevatnet. The nearest village is Bykle, located about to the northeast.