| español | spa-000 |
| güichín | |
| ISO 639-3 | art-001 | gwi |
| Glottolog Languoid Names | art-326 | Gwich'in |
| Glottocode | art-327 | gwic1235 |
| Glottolog Primary Key | art-328 | 44835 |
| UNESCO Atlas of the World’s Languages in Danger ID | art-329 | 1458 |
| English | eng-000 | Gwich’in |
| français | fra-000 | gwich’in |