| Sum: | 3,520,867 | 10 | 3,015 | 0.09% | ||||
| Sub-Group | Ethnic-Group | Language | Country | Population | Churches | Evangelicals | Evang % | Major Religion |
| Mazanderani | Mazanderani | Mazanderani | Iran | 3,285,000 | 0 | 0 | 0% | Islam |
| Kalderash Gypsy, Rom | Gypsy | Romani, Vlax | United States | 212,877 | 0% | Christianity | ||
| Dera | Dera | Dera | Nigeria | 20,000 | 10 | 3,015 | 15.08% | Ethnic Religion |
| Dera | Orisi | Oriya | India | 2,990 | 0% | Hinduism |