| Official Name: | Sembehun |
| Pushpin Map: | Sierra Leone |
| Pushpin Label Position: | bottom |
| Pushpin Map Caption: | Location in Sierra Leone |
| Subdivision Type: | Country |
| Subdivision Name: | Sierra Leone |
| Subdivision Type1: | Province |
| Subdivision Name1: | Southern Province |
| Subdivision Type2: | District |
| Subdivision Name2: | Bo District |
| Unit Pref: | Imperial |
| Population As Of: | 2004 |
| Population Blank1 Title: | Ethnicities |
| Population Blank2 Title: | Religions |
| Timezone: | GMT |
| Utc Offset: | -5 |
| Coordinates: | 7.7775°N -11.7256°W |
Sembehun is a town in Bo District, in the Southern Province of Sierra Leone. The Mende predominate in the town. Sembehun was the Kamajors stronghold during the Sierra Leone civil war.