| Name | Other Name | Family | Nativ Name | ISO6391 Code | ISO6392T Code | ISO6392B Code | ISO6393 Code | Notes |
|---|---|---|---|---|---|---|---|---|
| Manx | Indo-European | Gaelg; Gailck | gv | glv | glv | glv | ||
| Latvian | Indo-European | latviešu valoda | lv | lav | lav | lav + 2 | macrolanguage | |
| Lithuanian | Indo-European | lietuvių kalba | lt | lit | lit | lit | ||
| Limburgan | Limburger;Limburgish | Indo-European | Limburgs | li | lim | lim | lim | |
| Luxembourgish | Letzeburgesch | Indo-European | Lëtzebuergesch | lb | ltz | ltz | ltz | |
| Latin | Indo-European | latine; lingua latina | la | lat | lat | lat | ancient | |
| Kurdish | Indo-European | Kurdî; كوردی | ku | kur | kur | kur + 3 | macrolanguage | |
| Marathi | Indo-European | मराठी | mr | mar | mar | mar | also known as Marāṭhī | |
| Portuguese | Indo-European | Português | pt | por | por | por | ||
| Pashto | Pushto | Indo-European | پښتو | ps | pus | pus | pus + 3 | macrolanguage |