| Ethnologue Language Names | art-330 |
| Cheju | |
| ISO 639-3 | art-001 | jje |
| Ethnologue Language Names | art-330 | Chejumal |
| Ethnologue Language Names | art-330 | Cheycwu |
| Ethnologue Language Names | art-330 | Cheycwumal |
| Ethnologue Language Names | art-330 | Jeju |
| Ethnologue Language Names | art-330 | Jejueo |
| Ethnologue Language Names | art-330 | Jejumal |