| Dea Chiefdom | |
| Settlement Type: | Chiefdom |
| Pushpin Map Caption: | Location in Sierra Leone |
| Pushpin Label Position: | bottom |
| Subdivision Type: | Country |
| Subdivision Name: |  Sierra Leone |
| Subdivision Type1: | Province |
| Subdivision Type2: | District |
| Subdivision Type3: | Capital |
| Subdivision Name1: | Eastern Province |
| Subdivision Name2: | Kailahun District |
| Subdivision Name3: | Baiwala |
| Unit Pref: | Imperial |
| Population Total: | 9,876 |
| Population As Of: | 2004 |
| Timezone: | GMT |
| Utc Offset: | +0 |
Dea Chiefdom is a chiefdom in Kailahun District of Sierra Leone with a population of 9,876.[1] Its capital is Baiwala.