| English | eng-000 |
| Luiseño | |
| ISO 639-3 | art-001 | lui |
| ISO 639-PanLex | art-274 | lui-000 |
| Glottolog Languoid Names | art-326 | Luiseno |
| Glottocode | art-327 | luis1253 |
| Glottolog Primary Key | art-328 | 34717 |
| UNESCO Atlas of the World’s Languages in Danger ID | art-329 | 869 |
| IETF language tags | art-420 | lui |
| English | eng-000 | Luiseno |
| français | fra-000 | luiseño |
| Luiseño | lui-000 | Cham'teela |
| español | spa-000 | luiseño |