| ISO 639-3 Reference Names | art-289 | Rwa |
| ISO 639-3 Print Names | art-290 | Rwa |
| ISO 639-3 Inverted Names | art-291 | Rwa |
| Ethnologue Primary Language Names | art-323 | Rwa |
| Glottolog Languoid Names | art-326 | Rwa |
| Glottocode | art-327 | rwaa1238 |
| Glottolog Primary Key | art-328 | 30143 |
| Ethnologue Language Names | art-330 | Kihai |
| Ethnologue Language Names | art-330 | Kimeru |
| Ethnologue Language Names | art-330 | Kirwa |
| Ethnologue Language Names | art-330 | Kirwo |
| Ethnologue Language Names | art-330 | Mero |
| Ethnologue Language Names | art-330 | Meru |
| Ethnologue Language Names | art-330 | Rwa |
| Ethnologue Language Names | art-330 | Rwo |
| English | eng-000 | Rwa |
