| ISO 639-3 | art-001 |
| dai | |
| ISO 639-3 Reference Names | art-289 | Day |
| ISO 639-3 Print Names | art-290 | Day |
| ISO 639-3 Inverted Names | art-291 | Day |
| Ethnologue Primary Language Names | art-323 | Day |
| Glottolog Languoid Names | art-326 | Day |
| Glottocode | art-327 | dayy1236 |
| Glottolog Primary Key | art-328 | 32468 |
| Ethnologue Language Names | art-330 | Bangoul |
| Ethnologue Language Names | art-330 | Bouna |
| Ethnologue Language Names | art-330 | Dai |
| Ethnologue Language Names | art-330 | Day |
| Ethnologue Language Names | art-330 | Ngalo |
| Ethnologue Language Names | art-330 | Takawa-Béngoro |
| English | eng-000 | Day |