| ISO 639-3 | art-001 |
| uky | |
| ISO 639-3 Reference Names | art-289 | Kuuk-Yak |
| ISO 639-3 Print Names | art-290 | Kuuk-Yak |
| ISO 639-3 Inverted Names | art-291 | Kuuk-Yak |
| Ethnologue Primary Language Names | art-323 | Kuuk-Yak |
| Glottolog Languoid Names | art-326 | Kuuk-Yak |
| Glottocode | art-327 | kuuk1243 |
| Glottolog Primary Key | art-328 | 104516 |
| Ethnologue Language Names | art-330 | Koko Yak |
| Ethnologue Language Names | art-330 | Kuku Yak |
| Ethnologue Language Names | art-330 | Kuuk Yak |
| Ethnologue Language Names | art-330 | Kuuk-Yak |
| English | eng-000 | Kuuk-Yak |