| ISO 639-3 | art-001 |
| rmw | |
| ISO 639-3 Reference Names | art-289 | Welsh Romani |
| ISO 639-3 Print Names | art-290 | Welsh Romani |
| ISO 639-3 Inverted Names | art-291 | Romani, Welsh |
| Ethnologue Primary Language Names | art-323 | Romani, Welsh |
| Glottolog Languoid Names | art-326 | Welsh Romani |
| Glottocode | art-327 | wels1246 |
| Glottolog Primary Key | art-328 | 38389 |
| UNESCO Atlas of the World’s Languages in Danger ID | art-329 | 405 |
| Ethnologue Language Names | art-330 | Romani, Welsh |
| 普通话 | cmn-000 | 威尔士罗姆语 |
| English | eng-000 | Romani |
| English | eng-000 | Welsh Romani |
| français | fra-000 | romani |
| español | spa-000 | romaní |