| Language | Name | Code |
|---|---|---|
| Afrikaans | Rijeka | af |
| Arabic | رييكا | ar |
| arz | رييكا | arz |
| Asturian | Rijeka | ast |
| Azerbaijani | Riyeka | az |
| Belarusian | Рыека | be |
| be-tarask | Рыека | be-tarask |
| Bulgarian | Риека | bg |
| Bengali | রিজেকা | bn |
| Breton | Rijeka | br |
| Bosnian | Rijeka | bs |
| Catalan | Rijeka | ca |
| Chechen | Риека | ce |
| Cebuano | Grad Rijeka | ceb |
| Central Kurdish | ڕیێکا | ckb |
| Czech | Rijeka | cs |
| Chuvash | Риека | cv |
| Welsh | Rijeka | cy |
| Danish | Rijeka | da |
| German | Rijeka | de |
| de-ch | Rijeka | de-ch |
| dsb | Rijeka | dsb |
| Modern Greek (1453-) | Ριέκα | el |
| English | Rijeka | en |
| en-ca | Rijeka | en-ca |
| en-gb | Rijeka | en-gb |
| Esperanto | Rijeko | eo |
| Spanish | Rijeka | es |
| Estonian | Rijeka | et |
| Basque | Rijeka | eu |
| Persian | رییکا | fa |
| Finnish | Rijeka | fi |
| French | Rijeka | fr |
| Irish | Rijeka | ga |
| Scottish Gaelic | Rijeka | gd |
| Galician | Rijeka | gl |
| Gujarati | રિયેકા | gu |
| Hausa | Rijeka | ha |
| Hebrew | רייקה | he |
| Hindi | रिजेका | hi |
| Croatian | Rijeka | hr |
| Upper Sorbian | Rijeka | hsb |
| Hungarian | Fiume | hu |
| Armenian | Ռիեկա | hy |
| Indonesian | Rijeka | id |
| Interlingue | Rijeka | ie |
| Ido | Rijeka | io |
| Icelandic | Rijeka | is |
| Italian | Fiume | it |
| Japanese | リエカ | ja |
| Javanese | Rijeka | jv |
| Georgian | რიეკა | ka |
| Kannada | ರಿಜೆಕ | kn |
| Korean | 리예카 | ko |
| Latin | Tarsatica | la |
| Luxembourgish | Rijeka | lb |
| lij | Rijeka | lij |
| lmo | Fiüm (Cruazia) | lmo |
| Lithuanian | Rijeka | lt |
| Latvian | Rijeka | lv |
| mdf | Риека | mdf |
| Macedonian | Риека | mk |
| Marathi | रियेका | mr |
| Malay (macrolanguage) | Rijeka | ms |
| Maltese | Rijeka | mt |
| Nauru | Rijeka | na |
| Norwegian Bokmål | Rijeka | nb |
| Dutch | Rijeka | nl |
| Norwegian Nynorsk | Rijeka | nn |
| Occitan (post 1500) | Rijeka | oc |
| Ossetian | Риекæ | os |
| Polish | Rijeka | pl |
| Portuguese | Rijeka | pt |
| pt-br | Rijeka | pt-br |
| Romanian | Rijeka | ro |
| rsk | Риєка | rsk |
| Russian | Риека | ru |
| rue | Риека | rue |
| Sardinian | Rijeka | sc |
| Scots | Rijeka | sco |
| sh | Rijeka | sh |
| Sinhala | රිජේකා | si |
| Slovak | Rijeka | sk |
| Slovenian | Reka | sl |
| Albanian | Rieka | sq |
| Serbian | Ријека | sr |
| sr-ec | Ријека | sr-ec |
| Southern Sotho | Rijeka | st |
| Swedish | Rijeka | sv |
| Swahili (macrolanguage) | Rijeka | sw |
| szl | Rijeka | szl |
| Tamil | ரிஜெகா | ta |
| Telugu | రిజెక | te |
| Thai | ริเยกา | th |
| Turkish | Feyomi | tr |
| Tatar | Риека | tt |
| Ukrainian | Рієка | uk |
| Urdu | ریئکا | ur |
| Uzbek | Riyeka | uz |
| vec | Fiume | vec |
| vep | Rijek | vep |
| Vietnamese | Rijeka | vi |
| Volapük | Rijeka | vo |
| war | Rijeka | war |
| Wu Chinese | 里耶卡 | wuu |
| xmf | რიეკა | xmf |
| yue | 里耶卡 | yue |
| Chinese | 里耶卡 | zh |
| zh-cn | 里耶卡 | zh-cn |
| zh-hans | 里耶卡 | zh-hans |
| zh-hant | 里耶卡 | zh-hant |
| zh-hk | 里耶卡 | zh-hk |
| zh-mo | 里耶卡 | zh-mo |
| zh-my | 里耶卡 | zh-my |
| zh-sg | 里耶卡 | zh-sg |
| zh-tw | 里耶卡 | zh-tw |