| Language | Name | Code |
|---|---|---|
| Afrikaans | Kaunas | af |
| Amharic | ካውናስ | am |
| Aragonese | Kaunas | an |
| Arabic | كاوناس | ar |
| arz | كاوناس | arz |
| Asturian | Kaunas | ast |
| avk | Kaunas | avk |
| Aymara | Kawnas | ay |
| Azerbaijani | Kaunas | az |
| Belarusian | Каўнас | be |
| be-tarask | Коўна | be-tarask |
| Bulgarian | Каунас | bg |
| Bengali | কুনাস | bn |
| Breton | Kaunas | br |
| Bosnian | Kaunas | bs |
| Catalan | Kaunas | ca |
| Chechen | Каунас | ce |
| Cebuano | Kaunas (kapital sa lalawigan) | ceb |
| Czech | Kaunas | cs |
| csb | Kaunas | csb |
| Church Slavic | Ковъно | cu |
| Chuvash | Каунас | cv |
| Welsh | Cawnas | cy |
| Danish | Kaunas | da |
| German | Kaunas | de |
| de-ch | Kaunas | de-ch |
| diq | Kaunas | diq |
| dsb | Kaunas | dsb |
| Ewe | Kaunas | ee |
| Modern Greek (1453-) | Κάουνας | el |
| English | Kaunas | en |
| en-ca | Kaunas | en-ca |
| en-gb | Kaunas | en-gb |
| Esperanto | Kaŭno | eo |
| Spanish | Kaunas | es |
| Estonian | Kaunas | et |
| Basque | Kaunas | eu |
| Persian | کاوناس | fa |
| Finnish | Kaunas | fi |
| Fijian | Kaunas | fj |
| French | Kaunas | fr |
| frr | Kaunas | frr |
| Irish | Kaunas | ga |
| Scottish Gaelic | Kaunas | gd |
| Galician | Kaunas | gl |
| Gujarati | કોનાસ | gu |
| Hebrew | קובנה | he |
| Hindi | कौनास | hi |
| Croatian | Kaunas | hr |
| Upper Sorbian | Kaunas | hsb |
| Hungarian | Kaunas | hu |
| Armenian | Կաունաս | hy |
| hyw | Կաունաս | hyw |
| Indonesian | Kaunas | id |
| Interlingue | Kaunas | ie |
| Ido | Kaunas | io |
| Icelandic | Kaunas | is |
| Italian | Kaunas | it |
| Inuktitut | ᑯᓇᔅ/kunas | iu |
| Japanese | カウナス | ja |
| Georgian | კაუნასი | ka |
| Kalaallisut | Kaunas | kl |
| Kannada | ಕೌನಸ್ | kn |
| Korean | 카우나스 | ko |
| Kurdish | Kaunas | ku |
| Cornish | Kaunas | kw |
| Kirghiz | Каунас | ky |
| Latin | Couna | la |
| lad | Kaunas | lad |
| Ganda | Kaunas | lg |
| Limburgan | Kaunas | li |
| lmo | Kaunas | lmo |
| Lithuanian | Kaunas | lt |
| ltg | Kaune | ltg |
| Latvian | Kauņa | lv |
| mdf | Каунас | mdf |
| Malagasy | Kaunas | mg |
| mhr | Каунас | mhr |
| Maori | Kaunas | mi |
| Macedonian | Каунас | mk |
| Mongolian | Каунас | mn |
| Marathi | कॉनास | mr |
| Malay (macrolanguage) | Kaunas | ms |
| Maltese | Kaunas | mt |
| Nauru | Kaunas | na |
| nah | Kaunas | nah |
| nan | Kaunas | nan |
| Norwegian Bokmål | Kaunas | nb |
| Low German | Kaunas | nds |
| nds-nl | Kaunas | nds-nl |
| Dutch | Kaunas | nl |
| Norwegian Nynorsk | Kaunas | nn |
| nov | Kaunas | nov |
| Occitan (post 1500) | Kaunas | oc |
| Ossetian | Каунас | os |
| Polish | Kowno | pl |
| pms | Kaunas | pms |
| pnb | کاؤناس | pnb |
| Pushto | کاوناس | ps |
| Portuguese | Kaunas | pt |
| pt-br | Kaunas | pt-br |
| Romanian | Kaunas | ro |
| Russian | Каунас | ru |
| rue | Каунас | rue |
| Scots | Kaunas | sco |
| sgs | Kauns | sgs |
| sh | Kaunas | sh |
| Sinhala | කොනාස් | si |
| Slovak | Kaunas | sk |
| Slovenian | Kaunas | sl |
| Albanian | Kaunas | sq |
| Serbian | Каунас | sr |
| stq | Kaunas | stq |
| Swedish | Kaunas | sv |
| Swahili (macrolanguage) | Kaunas | sw |
| szl | Kaunas | szl |
| Tamil | கானாஸ் | ta |
| Telugu | కౌనస్ | te |
| Tajik | Ковнос | tg |
| Thai | เกานัส | th |
| Turkish | Kaunas | tr |
| Tatar | Каунас | tt |
| Ukrainian | Каунас | uk |
| Urdu | کاوناس | ur |
| Uzbek | Kaunas | uz |
| vec | Kaunas | vec |
| vep | Kaunas | vep |
| Vietnamese | Kaunas | vi |
| Volapük | Kaunas | vo |
| vro | Kaunas | vro |
| war | Kaunas | war |
| Wu Chinese | 考纳斯 | wuu |
| xmf | კაუნასი | xmf |
| Yiddish | קאוונע | yi |
| yue | 考那斯 | yue |
| Chinese | 考纳斯 | zh |
| zh-cn | 考纳斯 | zh-cn |
| zh-hans | 考纳斯 | zh-hans |
| zh-hant | 考納斯 | zh-hant |
| zh-hk | 考那斯 | zh-hk |
| zh-mo | 考那斯 | zh-mo |
| zh-my | 考纳斯 | zh-my |
| zh-sg | 考纳斯 | zh-sg |
| zh-tw | 考那斯 | zh-tw |