| Language | Population | Bloc | Family | Cluster | Band | |
|---|---|---|---|---|---|---|
| ● Izon | 2,107,000 | Niger-Congo | Ijoid | |||
| ● Kalabari | 477,800 | Niger-Congo | Ijoid | |||
| ● Kirike | 400,000 | Niger-Congo | Ijoid | |||
| ● Ijo, Southeast | 172,000 | Niger-Congo | Ijoid | |||
| ● Ibani | 103,000 | Niger-Congo | Ijoid | |||
| ● Okodia | 8,600 | Niger-Congo | Ijoid | |||
| ● Biseni | 8,510 | Niger-Congo | Ijoid | |||
| ● Oruma | 7,840 | Niger-Congo | Ijoid | |||
| ● Nkoroo | 7,600 | Niger-Congo | Ijoid | |||
| ● Defaka | 1,760 | Niger-Congo | Ijoid |