| English | eng-000 |
| Kaiowá Guarani | |
| ISO 639-3 | art-001 | kgk |
| ISO 639-3 | art-001 | pta |
| Glottolog Languoid Names | art-326 | Kaiwá |
| Glottolog Languoid Names | art-326 | Pai Tavytera |
| Glottocode | art-327 | kaiw1246 |
| Glottocode | art-327 | pait1247 |
| Glottolog Primary Key | art-328 | 24368 |
| Glottolog Primary Key | art-328 | 24394 |
| UNESCO Atlas of the World’s Languages in Danger ID | art-329 | 1878 |
| français | fra-000 | guarani-kaiowá |
| español | spa-000 | guaraní kaiowá |