| Language | Name | Code |
|---|---|---|
| Arabic | فيلز | ar |
| arz | فيلز | arz |
| Asturian | Wels | ast |
| azb | ولس | azb |
| ban | Wels | ban |
| Bavarian | Wöis | bar |
| Belarusian | Вельс | be |
| be-tarask | Вэльс | be-tarask |
| Bulgarian | Велс | bg |
| Breton | Wels | br |
| Bosnian | Wels | bs |
| Catalan | Wels | ca |
| Chechen | Вельс | ce |
| Cebuano | Wels (kapital sa distrito) | ceb |
| Czech | Wels | cs |
| Welsh | Wels | cy |
| Danish | Wels | da |
| German | Wels | de |
| de-at | Wels | de-at |
| Modern Greek (1453-) | Βελς | el |
| English | Wels | en |
| en-gb | Wels | en-gb |
| Esperanto | Wels | eo |
| Spanish | Wels | es |
| Estonian | Wels | et |
| Persian | ولز | fa |
| Finnish | Wels | fi |
| French | Wels | fr |
| Irish | Wels | ga |
| Hausa | Wels | ha |
| Hebrew | ולס | he |
| Croatian | Wels | hr |
| Hungarian | Wels | hu |
| Armenian | Վելս | hy |
| Indonesian | Wels | id |
| Ido | Wels | io |
| Icelandic | Wels | is |
| Italian | Wels | it |
| Japanese | ヴェルス | ja |
| Georgian | ველსი | ka |
| Kazakh | Вельс | kk |
| kk-arab | ۆەلس | kk-arab |
| kk-cn | ۆەلس | kk-cn |
| kk-cyrl | Вельс | kk-cyrl |
| kk-kz | Вельс | kk-kz |
| kk-latn | Velʹs | kk-latn |
| kk-tr | Velʹs | kk-tr |
| Korean | 벨스 | ko |
| Latin | Ovilava | la |
| Luxembourgish | Wels | lb |
| lld | Wels | lld |
| lmo | Wels | lmo |
| Lithuanian | Velsas | lt |
| Latvian | Velsa | lv |
| mdf | Вэльс (ошсь) | mdf |
| Mongolian | Вельс | mn |
| nah | Bels | nah |
| nan | Wels | nan |
| Norwegian Bokmål | Wels | nb |
| Dutch | Wels | nl |
| Ossetian | Вельс | os |
| Polish | Wels | pl |
| pms | Wels | pms |
| pnb | ولز | pnb |
| Portuguese | Wels | pt |
| Romanian | Wels | ro |
| Russian | Вельс | ru |
| Scots | Wels | sco |
| sh | Wels | sh |
| Slovak | Wels | sk |
| Slovenian | Wels | sl |
| Serbian | Велс | sr |
| sr-ec | Велс | sr-ec |
| sr-el | Vels | sr-el |
| Swedish | Wels | sv |
| Turkish | Wels | tr |
| Tatar | Вельс | tt |
| Ukrainian | Вельс | uk |
| Urdu | ولز | ur |
| vec | Wels | vec |
| Vietnamese | Wels | vi |
| Volapük | Wels | vo |
| war | Wels | war |
| Wu Chinese | 韦尔斯 (上奥地利州) | wuu |
| Yiddish | וועלס | yi |
| Chinese | 韋爾斯 | zh |
| zh-cn | 韦尔斯 | zh-cn |
| zh-hans | 韦尔斯 | zh-hans |
| zh-hant | 韋爾斯 | zh-hant |
| zh-hk | 韋爾斯 | zh-hk |
| zh-sg | 韦尔斯 | zh-sg |
| zh-tw | 韋爾斯 | zh-tw |