| ISO 639-3 Reference Names | art-289 |
| Hmong Njua | |
| ISO 639-3 | art-001 | hnj |
| ISO 639-3 Print Names | art-290 | Hmong Njua |
| ISO 639-3 Print Names | art-290 | Mong Leng |
| ISO 639-3 Print Names | art-290 | Mong Njua |
| ISO 639-3 Inverted Names | art-291 | Hmong Njua |
| ISO 639-3 Inverted Names | art-291 | Mong Leng |
| ISO 639-3 Inverted Names | art-291 | Mong Njua |
| ISO 639-3 Retired Code Elements | art-324 | blu |