| Language | Name | Code |
|---|---|---|
| Arabic | لتركني | ar |
| arz | لتركنى | arz |
| Bulgarian | Летъркени | bg |
| Breton | Leitir Ceanainn | br |
| Catalan | Letterkenny | ca |
| Cebuano | Letterkenny | ceb |
| Welsh | Letterkenny | cy |
| Danish | Letterkenny | da |
| German | Letterkenny | de |
| English | Letterkenny | en |
| en-gb | Letterkenny | en-gb |
| Esperanto | Letterkenny | eo |
| Spanish | Letterkenny | es |
| Basque | Letterkenny | eu |
| French | Letterkenny | fr |
| Irish | Leitir Ceanainn | ga |
| Manx | Littyr Kennain | gv |
| Hebrew | לטרקני | he |
| Indonesian | Letterkenny | id |
| Italian | Letterkenny | it |
| Japanese | レタケニー | ja |
| Lithuanian | Leterkenis | lt |
| Macedonian | Летеркени | mk |
| Dutch | Letterkenny | nl |
| Polish | Letterkenny | pl |
| pms | Letterkenny | pms |
| Portuguese | Letterkenny | pt |
| Russian | Леттеркенни | ru |
| Slovenian | Letterkenny | sl |
| Serbian | Летеркени | sr |
| sr-ec | Летеркени | sr-ec |
| sr-el | Leterkeni | sr-el |
| Swedish | Letterkenny | sv |
| szl | Letterkenny | szl |
| Ukrainian | Леттеркенні | uk |
| Urdu | لیٹرکینی | ur |
| Chinese | 萊特肯尼 | zh |
| zh-hans | 莱特肯尼 | zh-hans |