| ISO 639-3 | art-001 |
| otw | |
| ISO 639-3 Reference Names | art-289 | Ottawa |
| ISO 639-3 Print Names | art-290 | Ottawa |
| ISO 639-3 Inverted Names | art-291 | Ottawa |
| Ethnologue Primary Language Names | art-323 | Ottawa |
| Glottolog Languoid Names | art-326 | Ottawa |
| Glottocode | art-327 | otta1242 |
| Glottolog Primary Key | art-328 | 23878 |
| UNESCO Atlas of the World’s Languages in Danger ID | art-329 | 1532 |
| Ethnologue Language Names | art-330 | Chippewa |
| Ethnologue Language Names | art-330 | Eastern Ojibwa |
| Ethnologue Language Names | art-330 | Odawa |
| Ethnologue Language Names | art-330 | Ojibway |
| Ethnologue Language Names | art-330 | Ojibwe |
| Ethnologue Language Names | art-330 | Ottawa |
| English | eng-000 | Ottawa |
| français | fra-000 | ottawa |
| Nishnaabemwin | ojg-000 | Nishnaabemwin (Daawaamwin) |
| español | spa-000 | oyibua odahua |