L
- Laos
- Lao
- Latvia
- Latvian
- Lebanon
- Arabic
- French
- Armenian (regional in Bourj Hammoud)
- Lesotho
- English
- Sotho (national)
- Liberia
- English
- Libya
- Arabic
- Liechtenstein
- German
- Lithuania
- Lithuanian
- Luxembourg
- French
- German
- Luxembourgish (national)
Read more about this topic: List Of Official Languages By State