| Sum: | 1,076,300 | 648 | 58,198 | 5.41% | ||||
| Sub-Group | Ethnic-Group | Language | Country | Population | Churches | Evangelicals | Evang % | Major Religion |
| Central-Western Ijaw | Ijaw | Izon | Nigeria | 1,000,000 | 500 | 47,756 | 4.78% | Christianity |
| Southeast Ijaw | Ijaw | Ijo, Southeast | Nigeria | 71,500 | 143 | 9,974 | 13.95% | Christianity |
| Northeast Central Ijaw | Ijaw | Biseni | Nigeria | 4,800 | 5 | 468 | 9.75% | Christianity |