| Sum: | 17,886 | 3 | 1,178 | 6.59% | ||||
| Sub-Group | Ethnic-Group | Language | Country | Population | Churches | Evangelicals | Evang % | Major Religion |
| Kaiku | Kaiku | Kaiku | Congo (Zaire) | 15,500 | 0 | 50 | 0.32% | Christianity |
| Gaikunti | Gaikunti | Gaikundi | Papua New Guinea | 1,196 | 2 | 1,017 | 85.03% | Christianity |
| Aiku | Aiku | Aiku | Papua New Guinea | 1,190 | 1 | 111 | 9.33% | Christianity |