| ISO 639-3 | art-001 |
| lko | |
| ISO 639-3 Reference Names | art-289 | Khayo |
| ISO 639-3 Print Names | art-290 | Khayo |
| ISO 639-3 Print Names | art-290 | Olukhayo |
| ISO 639-3 Inverted Names | art-291 | Khayo |
| ISO 639-3 Inverted Names | art-291 | Olukhayo |
| Ethnologue Primary Language Names | art-323 | Olukhayo |
| Glottolog Languoid Names | art-326 | Khayo |
| Glottocode | art-327 | khay1238 |
| Glottolog Primary Key | art-328 | 30414 |
| Ethnologue Language Names | art-330 | Khayo |
| Ethnologue Language Names | art-330 | Olukhayo |
| Ethnologue Language Names | art-330 | Xaayo |
| English | eng-000 | Khayo |