| Language | Name | Code |
|---|---|---|
| Arabic | دوندالك | ar |
| arz | دوندالك | arz |
| Asturian | Dundalk | ast |
| Azerbaijani | Dandolk | az |
| be-tarask | Дандолк | be-tarask |
| Bulgarian | Дъндолк | bg |
| Breton | Dún Dealgan | br |
| Catalan | Dundalk | ca |
| Cebuano | Dundalk (kapital sa kondado) | ceb |
| Czech | Dundalk | cs |
| Welsh | Dundalk | cy |
| Danish | Dundalk | da |
| German | Dundalk | de |
| Modern Greek (1453-) | Νταντόλκ | el |
| English | Dundalk | en |
| en-ca | Dundalk | en-ca |
| en-gb | Dundalk | en-gb |
| Esperanto | Dundalk | eo |
| Spanish | Dundalk | es |
| Estonian | Dundalk | et |
| Basque | Dundalk | eu |
| Persian | دانداک | fa |
| Finnish | Dundalk | fi |
| French | Dundalk | fr |
| frr | Dundalk | frr |
| Irish | Dún Dealgan | ga |
| Scottish Gaelic | Dún Dealgan | gd |
| Galician | Dundalk | gl |
| Manx | Doon Jialgan | gv |
| Hebrew | דאנדוק | he |
| Indonesian | Dundalk | id |
| Interlingue | Dundalk | ie |
| Italian | Dundalk | it |
| Japanese | ダンドーク | ja |
| Georgian | დანდოლკი | ka |
| Korean | 던도크 | ko |
| Latin | Dunkeranum | la |
| Lithuanian | Dandolkas | lt |
| Latvian | Dandolka | lv |
| Macedonian | Дандолк | mk |
| Malay (macrolanguage) | Dundalk | ms |
| Maltese | Dundalk | mt |
| Norwegian Bokmål | Dundalk | nb |
| Dutch | Dundalk | nl |
| Norwegian Nynorsk | Dundalk | nn |
| Polish | Dundalk | pl |
| Portuguese | Dundalk | pt |
| pt-br | Dundalk | pt-br |
| Russian | Дандолк | ru |
| Scots | Dundalk | sco |
| Slovak | Dundalk | sk |
| Slovenian | Dundalk | sl |
| Serbian | Дандалк | sr |
| sr-ec | Дандалк | sr-ec |
| sr-el | Dandalk | sr-el |
| Swedish | Dundalk | sv |
| Swahili (macrolanguage) | Dundalk | sw |
| szl | Dundalk | szl |
| Turkish | Dundalk | tr |
| Tatar | Дандолк | tt |
| Ukrainian | Дандолк | uk |
| Urdu | ڈونڈوک | ur |
| Chinese | 邓多克 | zh |
| zh-cn | 邓多克 | zh-cn |
| zh-hans | 邓多克 | zh-hans |
| zh-hant | 鄧多克 | zh-hant |
| zh-hk | 鄧多克 | zh-hk |
| zh-sg | 邓多克 | zh-sg |
| zh-tw | 鄧多克 | zh-tw |