| Language | Name | Code |
|---|---|---|
| Afrikaans | Jena | af |
| Aragonese | Jena | an |
| Arabic | ينا | ar |
| arz | ينا | arz |
| Asturian | Jena | ast |
| Azerbaijani | Yena | az |
| azb | ینا | azb |
| Bashkir | Йена | ba |
| ban | Jena | ban |
| Bavarian | Jena | bar |
| Belarusian | Ена | be |
| be-tarask | Ена (горад) | be-tarask |
| Bulgarian | Йена | bg |
| Bengali | জেনা | bn |
| bpy | জেনা | bpy |
| Breton | Jena | br |
| Bosnian | Jena | bs |
| Catalan | Jena | ca |
| Cebuano | Kreisfreie Stadt Jena | ceb |
| Corsican | Jena | co |
| Czech | Jena | cs |
| Welsh | Jena | cy |
| Danish | Jena | da |
| German | Jena | de |
| de-at | Jena | de-at |
| de-ch | Jena | de-ch |
| diq | Jena | diq |
| Modern Greek (1453-) | Ιένα | el |
| English | Jena | en |
| en-ca | Jena | en-ca |
| en-gb | Jena | en-gb |
| Esperanto | Jena | eo |
| Spanish | Jena | es |
| Estonian | Jena | et |
| Basque | Jena | eu |
| Persian | ینا | fa |
| Finnish | Jena | fi |
| fit | Jena | fit |
| French | Iéna | fr |
| frp | Jena | frp |
| frr | Jena | frr |
| fur | Jena | fur |
| Western Frisian | Jena | fy |
| Irish | Jena | ga |
| Scottish Gaelic | Jena | gd |
| Galician | Jena | gl |
| gsw | Jena | gsw |
| Gujarati | જેના | gu |
| Manx | Jena | gv |
| Hausa | Jena | ha |
| hak | Jena | hak |
| Hebrew | ינה | he |
| Hindi | जेना | hi |
| Croatian | Jena | hr |
| Upper Sorbian | Jena | hsb |
| Hungarian | Jéna | hu |
| Armenian | Ենա | hy |
| Interlingua (International Auxiliary Language Association) | Jena | ia |
| Indonesian | Jena | id |
| Interlingue | Jena | ie |
| Ido | Jena | io |
| Icelandic | Jena | is |
| Italian | Jena | it |
| Japanese | イェーナ | ja |
| Georgian | იენა | ka |
| Kongo | Jena | kg |
| Kazakh | Йена | kk |
| Kannada | ಜೆನಾ | kn |
| Korean | 예나 | ko |
| Kurdish | Jena | ku |
| Kirghiz | Йена | ky |
| Latin | Iena | la |
| Luxembourgish | Jena | lb |
| Limburgan | Jena | li |
| lij | Jena | lij |
| lld | Jena | lld |
| lmo | Jena | lmo |
| Lithuanian | Jėna | lt |
| Latvian | Jēna | lv |
| mdf | Ена | mdf |
| Malagasy | Jena | mg |
| min | Jena | min |
| Macedonian | Јена | mk |
| Malayalam | യെന | ml |
| Marathi | जेना | mr |
| Malay (macrolanguage) | Jena | ms |
| Maltese | Jena | mt |
| nan | Jena | nan |
| nap | Jena | nap |
| Norwegian Bokmål | Jena | nb |
| Low German | Jena | nds |
| nds-nl | Jena | nds-nl |
| new | जेना | new |
| Dutch | Jena | nl |
| Norwegian Nynorsk | Jena | nn |
| Narom | Jena | nrm |
| Occitan (post 1500) | Jena | oc |
| Ossetian | Йенæ (сахар) | os |
| pcd | Jena | pcd |
| Polish | Jena | pl |
| pms | Jena | pms |
| pnb | جینا | pnb |
| Portuguese | Jena | pt |
| pt-br | Jena | pt-br |
| Romansh | Jena | rm |
| Romanian | Jena | ro |
| Russian | Йена | ru |
| Sardinian | Jena | sc |
| Sicilian | Jena | scn |
| Scots | Jena | sco |
| sh | Jena | sh |
| Sinhala | ජෙනා | si |
| Slovak | Jena | sk |
| Slovenian | Jena | sl |
| Albanian | Jena | sq |
| Serbian | Јена | sr |
| sr-el | Jena | sr-el |
| stq | Jena | stq |
| Swedish | Jena | sv |
| Swahili (macrolanguage) | Jena | sw |
| szl | Jena | szl |
| Tamil | ஜேனா | ta |
| Telugu | జెనా | te |
| Tajik | Йена | tg |
| Thai | เยนา | th |
| Turkish | Jena | tr |
| Tatar | Ена | tt |
| tum | Jena | tum |
| Ukrainian | Єна | uk |
| Urdu | یئنا | ur |
| Uzbek | Jena | uz |
| vec | Jena | vec |
| Vietnamese | Jena | vi |
| vls | Jena | vls |
| Volapük | Jena | vo |
| Walloon | Jena | wa |
| war | Jena | war |
| Wolof | Jena | wo |
| Wu Chinese | 耶拿 | wuu |
| yue | 耶拿 | yue |
| Chinese | 耶拿 | zh |
| zh-cn | 耶拿 | zh-cn |
| zh-hans | 耶拿 | zh-hans |
| zh-hant | 耶拿 | zh-hant |
| Zulu | Jena | zu |