| Nimiyama Chiefdom | |
| Other Name: | Niminyama 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: | Kono District |
| Subdivision Name3: | Sewafe |
| Unit Pref: | Imperial |
| Timezone: | GMT |
| Utc Offset: | +0 |
Nimiyama Chiefdom or Niminyama Chiefdom is a chiefdom in Kono District of Sierra Leone.[1] Its capital is Sewafe.