| Ethnologue Language Names | art-330 |
| Frankish | |
| ISO 639-3 | art-001 | ltz |
| Ethnologue Language Names | art-330 | Letzburgisch |
| Ethnologue Language Names | art-330 | Luxembourgeois |
| Ethnologue Language Names | art-330 | Luxembourgish |
| Ethnologue Language Names | art-330 | Luxemburgian |
| Ethnologue Language Names | art-330 | Luxemburgish |
| Ethnologue Language Names | art-330 | Lëtzebuergesch |
| Ethnologue Language Names | art-330 | Moselle Franconian |
| Ethnologue Language Names | art-330 | Platt |