| ISO 639-3 | art-001 |
| mga | |
| ISO 639-2/T | art-002 | mga |
| ISO 639-2/B | art-003 | mga |
| ISO 639-3 Reference Names | art-289 | Middle Irish (900-1200) |
| ISO 639-3 Print Names | art-290 | Middle Irish (900-1200) |
| ISO 639-3 Inverted Names | art-291 | Irish, Middle (900-1200) |
| 普通话 | cmn-000 | 中古爱尔兰语 |
| English | eng-000 | Middle Irish |
| français | fra-000 | irlandais moyen |
| русский | rus-000 | среднеирландский |
| español | spa-000 | irlandés medio |