| ISO 639-3 Reference Names | art-289 | Kowiai |
| ISO 639-3 Print Names | art-290 | Kowiai |
| ISO 639-3 Inverted Names | art-291 | Kowiai |
| Ethnologue Primary Language Names | art-323 | Kowiai |
| Glottolog Languoid Names | art-326 | Kowiai |
| Glottocode | art-327 | kowi1239 |
| Glottolog Primary Key | art-328 | 40768 |
| UNESCO Atlas of the World’s Languages in Danger ID | art-329 | 2545 |
| Ethnologue Language Names | art-330 | Adi |
| Ethnologue Language Names | art-330 | Adijaya |
| Ethnologue Language Names | art-330 | Aiduma |
| Ethnologue Language Names | art-330 | Kaiwai |
| Ethnologue Language Names | art-330 | Kajumerah |
| Ethnologue Language Names | art-330 | Kayumerah |
| Ethnologue Language Names | art-330 | Keroi |
| Ethnologue Language Names | art-330 | Koiwai |
| Ethnologue Language Names | art-330 | Kowiai |
| Ethnologue Language Names | art-330 | Kuiwai |
| Ethnologue Language Names | art-330 | Namatota |
| Ethnologue Language Names | art-330 | Namatote |
| Deutsch | deu-000 | Kowiai |
| English | eng-000 | Kowiai |
| français | fra-000 | kowiai |
| español | spa-000 | kowiai |
