| Language | Name | Code |
|---|---|---|
| Afrikaans | Luik | af |
| Aragonese | Lidje | an |
| ang | Lēodic | ang |
| Arabic | لييج | ar |
| arz | لييج | arz |
| Asturian | Liexa | ast |
| Azerbaijani | Lyej | az |
| Bashkir | Льеж | ba |
| ban | Liège | ban |
| Belarusian | Льеж | be |
| be-tarask | Льеж | be-tarask |
| Bulgarian | Лиеж | bg |
| Bengali | লিয়েজ | bn |
| Breton | Liège | br |
| Catalan | Lieja | ca |
| cbk-zam | Liège | cbk-zam |
| Chechen | Льеж | ce |
| Cebuano | Liège | ceb |
| Corsican | Liegi | co |
| Czech | Lutych | cs |
| Chuvash | Льеж | cv |
| Welsh | Liège | cy |
| Danish | Liège | da |
| German | Lüttich | de |
| Modern Greek (1453-) | Λιέγη | el |
| English | Liège | en |
| en-ca | Liège | en-ca |
| en-gb | Liège | en-gb |
| Esperanto | Lieĝo | eo |
| Spanish | Lieja | es |
| Estonian | Liège | et |
| Basque | Lieja | eu |
| Persian | لیژ | fa |
| Finnish | Liège | fi |
| French | Liège | fr |
| frr | Lüttich | frr |
| Western Frisian | Luik | fy |
| Irish | Liège | ga |
| Galician | Liexa | gl |
| gsw | Lüttich | gsw |
| Gujarati | લીજ | gu |
| Hebrew | לייז' | he |
| Hindi | लीज | hi |
| Croatian | Liège | hr |
| Hungarian | Liège | hu |
| Armenian | Լիեժ | hy |
| hyw | Լիեժ | hyw |
| Indonesian | Liège | id |
| Interlingue | Liège | ie |
| Ido | Liège | io |
| Icelandic | Liège | is |
| Italian | Liegi | it |
| Japanese | リエージュ | ja |
| Georgian | ლიეჟი | ka |
| Kazakh | Льеж | kk |
| Kannada | ಲೀಜ್ | kn |
| Korean | 리에주 | ko |
| ksh | Lück (Stadt) | ksh |
| Kirghiz | Льеж | ky |
| Latin | Leodium | la |
| Luxembourgish | Léck | lb |
| Limburgan | Luuk | li |
| lmo | Liegi | lmo |
| Lithuanian | Lježas | lt |
| Latvian | Ljēža | lv |
| Macedonian | Лиеж | mk |
| Marathi | लीज | mr |
| Malay (macrolanguage) | Liège | ms |
| Maltese | Liège | mt |
| Burmese | လိဂျမြို့ | my |
| nah | Liège | nah |
| Norwegian Bokmål | Liège | nb |
| Low German | Lüttich | nds |
| Dutch | Luik | nl |
| Norwegian Nynorsk | Liège | nn |
| Occitan (post 1500) | Lièja | oc |
| Ossetian | Льеж | os |
| pcd | Lidje | pcd |
| Polish | Liège | pl |
| pms | Liège | pms |
| pnb | لیج | pnb |
| Portuguese | Liège | pt |
| pt-br | Liège | pt-br |
| Romanian | Liège | ro |
| Russian | Льеж | ru |
| Sicilian | Sùguru | scn |
| Scots | Liège | sco |
| sh | Liège | sh |
| Sinhala | ලේයිගේ | si |
| Slovak | Liège | sk |
| Slovenian | Liège | sl |
| Albanian | Liège | sq |
| Serbian | Лијеж | sr |
| Swedish | Liège | sv |
| Swahili (macrolanguage) | Liège | sw |
| szl | Liège | szl |
| Tamil | லியேஜ் | ta |
| Telugu | లీజ్ | te |
| Thai | ลีแยฌ | th |
| Turkish | Liège | tr |
| Tatar | Льеж | tt |
| Ukrainian | Льєж | uk |
| Urdu | لییجی | ur |
| Uzbek | Lyej | uz |
| vec | Liege | vec |
| vep | L'jež | vep |
| Vietnamese | Liège | vi |
| vls | Luuk | vls |
| Volapük | Liège | vo |
| Walloon | Lidje | wa |
| war | Liège | war |
| Wu Chinese | 列日 | wuu |
| Yiddish | ליעזש | yi |
| yue | 列日 | yue |
| zea | Luuk (gemeênte) | zea |
| Chinese | 列日 | zh |
| zh-cn | 列日 | zh-cn |
| zh-hans | 列日 | zh-hans |
| zh-hant | 列日 | zh-hant |
| zh-hk | 列日 | zh-hk |
| zh-mo | 列日 | zh-mo |
| zh-my | 列日 | zh-my |
| zh-sg | 列日 | zh-sg |
| zh-tw | 列日 | zh-tw |