| ISO 639-3 | art-001 |
| cor | |
| ISO 639-2/T | art-002 | cor |
| ISO 639-2/B | art-003 | cor |
| ISO 639-1 | art-004 | kw |
| ISO 639-3 Reference Names | art-289 | Cornish |
| ISO 639-3 Print Names | art-290 | Cornish |
| ISO 639-3 Inverted Names | art-291 | Cornish |
| Ethnologue Primary Language Names | art-323 | Cornish |
| Glottolog Languoid Names | art-326 | Cornish |
| Glottocode | art-327 | corn1251 |
| Glottolog Primary Key | art-328 | 38491 |
| UNESCO Atlas of the World’s Languages in Danger ID | art-329 | 339 |
| Ethnologue Language Names | art-330 | Cornish |
| Ethnologue Language Names | art-330 | Curnoack |
| Ethnologue Language Names | art-330 | Kernewek |
| Ethnologue Language Names | art-330 | Kernowek |
| 普通话 | cmn-000 | 康沃尔语 |
| 普通话 | cmn-000 | 康瓦尔语 |
| Kernowek | cor-000 | Kernewek |
| Deutsch | deu-000 | Kornisch |
| English | eng-000 | Cornish |
| français | fra-000 | cornique |
| русский | rus-000 | корнский |
| español | spa-000 | córnico |