| Name | Other Name | Family | Nativ Name | ISO6391 Code | ISO6392T Code | ISO6392B Code | ISO6393 Code | Notes |
|---|---|---|---|---|---|---|---|---|
| Bislama | Creole | Bislama | bi | bis | bis | bis | Language formed from English and Ni-Vanuatu; with some French influence. | |
| Bosnian | Indo-European | bosanski jezik | bs | bos | bos | bos | ||
| Breton | Indo-European | brezhoneg | br | bre | bre | bre | ||
| Bulgarian | Indo-European | български език | bg | bul | bul | bul | ||
| Burmese | Sino-Tibetan | ဗမာစာ | my | mya | bur | mya | ||
| Catalan | Valencian | Indo-European | català; valencià | ca | cat | cat | cat | |
| Central Khmer | Austroasiatic | ខ្មែរ; ខេមរភាសា; ភាសាខ្មែរ | km | khm | khm | khm | also known as Khmer or Cambodian | |
| Chamorro | Austronesian | Chamoru | ch | cha | cha | cha | ||
| Chechen | Northeast Caucasian | нохчийн мотт | ce | che | che | che | ||
| Chichewa | Chewa;Nyanja | Niger–Congo | chiCheŵa; chinyanja | ny | nya | nya | nya |