| ISO 639-3 Reference Names | art-289 |
| Luo (Kenya and Tanzania) | |
| ISO 639-3 | art-001 | luo |
| ISO 639-2/T | art-002 | luo |
| ISO 639-2/B | art-003 | luo |
| ISO 639-3 Print Names | art-290 | Dholuo |
| ISO 639-3 Print Names | art-290 | Luo (Kenya and Tanzania) |
| ISO 639-3 Inverted Names | art-291 | Dholuo |
| ISO 639-3 Inverted Names | art-291 | Luo (Kenya and Tanzania) |