| UNESCO Atlas of the World’s Languages in Danger ID | art-329 |
| 1453 | |
| ISO 639-3 | art-001 | bla |
| Glottolog Languoid Names | art-326 | Siksika |
| Glottocode | art-327 | siks1238 |
| Glottolog Primary Key | art-328 | 23823 |
| English | eng-000 | Blackfoot |
| français | fra-000 | pied-noir |
| español | spa-000 | pies negros |