| ISO 639-3 Reference Names | art-289 | Rejang |
| ISO 639-3 Print Names | art-290 | Rejang |
| ISO 639-3 Inverted Names | art-291 | Rejang |
| Ethnologue Primary Language Names | art-323 | Rejang |
| Glottolog Languoid Names | art-326 | Rejang |
| Glottocode | art-327 | reja1240 |
| Glottolog Primary Key | art-328 | 40650 |
| Ethnologue Language Names | art-330 | Curup |
| Ethnologue Language Names | art-330 | Djang |
| Ethnologue Language Names | art-330 | Kebanagung |
| Ethnologue Language Names | art-330 | Kepahiang |
| Ethnologue Language Names | art-330 | Lebong |
| Ethnologue Language Names | art-330 | Musi |
| Ethnologue Language Names | art-330 | Pasisir |
| Ethnologue Language Names | art-330 | Rawas |
| Ethnologue Language Names | art-330 | Redjang |
| Ethnologue Language Names | art-330 | Rejang |
| Deutsch | deu-000 | Rejang |
| English | eng-000 | Rejang |
