| ISO 639-2/B | art-003 |
| tlh | |
| ISO 639-3 | art-001 | tlh |
| ISO 639-2/T | art-002 | tlh |
| ISO 639-3 Reference Names | art-289 | Klingon |
| ISO 639-3 Print Names | art-290 | Klingon |
| ISO 639-3 Print Names | art-290 | tlhIngan Hol |
| ISO 639-3 Inverted Names | art-291 | Klingon |
| ISO 639-3 Inverted Names | art-291 | tlhIngan Hol |
| 普通话 | cmn-000 | 克林贡语 |
| Deutsch | deu-000 | Klingonisch |
| English | eng-000 | Klingon |
| English | eng-000 | tlhIngan-Hol |
| français | fra-000 | klingon |
| español | spa-000 | klingon |
| tlhIngan Hol | tlh-000 | tlhIngan Hol |