| ISO 639-3 Reference Names | art-289 | Onin |
| ISO 639-3 Print Names | art-290 | Onin |
| ISO 639-3 Inverted Names | art-291 | Onin |
| Ethnologue Primary Language Names | art-323 | Onin |
| Glottolog Languoid Names | art-326 | Onin |
| Glottocode | art-327 | onin1245 |
| Glottolog Primary Key | art-328 | 41124 |
| UNESCO Atlas of the World’s Languages in Danger ID | art-329 | 2560 |
| Ethnologue Language Names | art-330 | Nikuda |
| Ethnologue Language Names | art-330 | Ogar |
| Ethnologue Language Names | art-330 | Onim |
| Ethnologue Language Names | art-330 | Onin |
| Ethnologue Language Names | art-330 | Patipi |
| Ethnologue Language Names | art-330 | Sepa |
| English | eng-000 | Onin |
| français | fra-000 | onin |
| español | spa-000 | onin |
