| Sum: | 1,764,200 | 0 | 0 | 0.00% | ||||
| Sub-Group | Ethnic-Group | Language | Country | Population | Churches | Evangelicals | Evang % | Major Religion |
| Chuvash | Chuvash | Chuvash | Russia | 1,722,000 | 0 | 0 | 0% | Christianity |
| Chuvash | Chuvash | Chuvash | Kazakhstan | 21,900 | 0 | 0 | 0% | Christianity |
| Chuvash | Chuvash | Chuvash | Uzbekistan | 12,300 | 0 | 0 | 0% | Christianity |
| Chuvash | Chuvash | Chuvash | Tajikistan | 3,000 | 0 | 0 | 0% | Christianity |
| Chuvash | Chuvash | Chuvash | Turkmenistan | 2,800 | 0 | 0 | 0% | Christianity |
| Chuvash | Chuvash | Chuvash | Kyrgyzstan | 2,200 | 0 | 0 | 0% | Christianity |