| svenska | swe-000 |
| bretonsk | |
| asturianu | ast-000 | bretón |
| беларуская | bel-000 | брэто́нскі |
| brezhoneg | bre-000 | breizhad |
| brezhoneg | bre-000 | breizhat |
| brezhoneg | bre-000 | breton |
| brezhoneg | bre-000 | brezhon |
| brezhoneg | bre-000 | brezhoneg |
| brezhoneg | bre-000 | brezhonek |
| català | cat-000 | bretó |
| čeština | ces-000 | bretoňský |
| Kernowek | cor-000 | bretonek |
| Deutsch | deu-000 | bretonisch |
| English | eng-000 | Breton |
| Esperanto | epo-000 | bretona |
| euskara | eus-000 | bretoi |
| suomi | fin-000 | bretagnelainen |
| suomi | fin-000 | bretonilainen |
| français | fra-000 | breton |
| Romant | fro-000 | breton |
| Gaeilge | gle-000 | Briotánach |
| galego | glg-000 | bretón |
| македонски | mkd-000 | бретонски |
| Plattdüütsch-Neddersassisch | nds-002 | bretoonsch |
| Nederlands | nld-000 | Bretoens |
| Nederlands | nld-000 | Bretons |
| bokmål | nob-000 | bretonsk |
| فارسی | pes-000 | برتونی |
| polski | pol-000 | bretoński |
| português | por-000 | bretão |
| română | ron-000 | breton |
| русский | rus-000 | брето́нский |
| русский | rus-000 | бретонский |
| slovenčina | slk-000 | bretónsky |
| slovenščina | slv-000 | bretonski |
| español | spa-000 | bretones |
| español | spa-000 | bretón |
| svenska | swe-000 | bretagnisk |