| Ethnologue Language Names | art-330 |
| Ciyei | |
| ISO 639-3 | art-001 | yey |
| Ethnologue Language Names | art-330 | Koba |
| Ethnologue Language Names | art-330 | Kuba |
| Ethnologue Language Names | art-330 | Sekoba |
| Ethnologue Language Names | art-330 | Seyeyi |
| Ethnologue Language Names | art-330 | Shiyeyi |
| Ethnologue Language Names | art-330 | Siyei |
| Ethnologue Language Names | art-330 | Yeei |
| Ethnologue Language Names | art-330 | Yei |
| Ethnologue Language Names | art-330 | Yeyi |