| English | eng-000 |
| Celts | |
| català | cat-000 | celtes |
| čeština | ces-000 | Kelti |
| Cymraeg | cym-000 | y Celtiaid |
| Deutsch | deu-000 | Kelten |
| ελληνικά | ell-000 | Κέλτες |
| Ellinika | ell-003 | Kéltes |
| Esperanto | epo-000 | Keltoj |
| suomi | fin-000 | keltit |
| français | fra-000 | Celtes |
| yn Ghaelg | glv-000 | Celtiee |
| hrvatski | hrv-000 | Kelta |
| hrvatski | hrv-000 | Kelti |
| magyar | hun-000 | kelták |
| italiano | ita-000 | Celti |
| Kurmancî | kmr-000 | kelt |
| latine | lat-000 | Celtae |
| Nederlands | nld-000 | Kelten |
| bokmål | nob-000 | keltere |
| polski | pol-000 | Celtowie |
| português | por-000 | celtas |
| română | ron-000 | celți |
| русский | rus-000 | кельты |
| español | spa-000 | celtas |
| svenska | swe-000 | kelter |