| ISO 639-3 | art-001 |
| aou | |
| ISO 639-3 Reference Names | art-289 | A'ou |
| ISO 639-3 Print Names | art-290 | A'ou |
| ISO 639-3 Inverted Names | art-291 | A'ou |
| Ethnologue Primary Language Names | art-323 | A’ou |
| Glottolog Languoid Names | art-326 | A'ou |
| Glottocode | art-327 | aoua1234 |
| Glottolog Primary Key | art-328 | 104550 |
| Ethnologue Language Names | art-330 | Ayo |
| Ethnologue Language Names | art-330 | A’ou |
| Ethnologue Language Names | art-330 | |Auo |
| English | eng-000 | Gelao |
| русский | rus-000 | гэлао |