| Language | Name | Code |
|---|---|---|
| ace | Hanoi | ace |
| Afrikaans | Hanoi | af |
| Amharic | ሀኖይ | am |
| Aragonese | Hanoi | an |
| Arabic | هانوي | ar |
| ary | هانوي | ary |
| arz | هانوى | arz |
| Asturian | Ḥanói | ast |
| Azerbaijani | Hanoy | az |
| azb | هانوی | azb |
| Bashkir | Ханой | ba |
| ban | Hanoi | ban |
| Bavarian | Hanoi | bar |
| bcl | Hanoi | bcl |
| Belarusian | Ханой | be |
| be-tarask | Ханой | be-tarask |
| Bulgarian | Ханой | bg |
| Bengali | হ্যানয় | bn |
| Tibetan | ཧེ་ནོ། | bo |
| Breton | Ha Noi | br |
| Bosnian | Hanoi | bs |
| bxr | Ханой | bxr |
| Catalan | Hanoi | ca |
| cdo | Ò̤-nô̤i | cdo |
| Chechen | Ханой | ce |
| Cebuano | Hanoi | ceb |
| Central Kurdish | ھانۆی | ckb |
| Corsican | Hanoi | co |
| Czech | Hanoj | cs |
| csb | Hà Nội | csb |
| Chuvash | Ханой | cv |
| Welsh | Hanoi | cy |
| Danish | Hanoi | da |
| German | Hanoi | de |
| de-ch | Hanoi | de-ch |
| diq | Hanoi | diq |
| dsb | Hanoi | dsb |
| Modern Greek (1453-) | Ανόι | el |
| English | Hanoi | en |
| en-ca | Hanoi | en-ca |
| en-gb | Hanoi | en-gb |
| Esperanto | Hanojo | eo |
| Spanish | Hanói | es |
| Estonian | Hanoi | et |
| Basque | Hanoi | eu |
| Persian | هانوی | fa |
| Finnish | Hanoi | fi |
| fit | Hanoi | fit |
| Fijian | Hanoi | fj |
| French | Hanoï | fr |
| frp | Hanoi | frp |
| frr | Hanoi | frr |
| Western Frisian | Hanoi | fy |
| Irish | Hanáí | ga |
| gan | 河內市 | gan |
| Scottish Gaelic | Hanoi | gd |
| Galician | Hanoi | gl |
| gsw | Hanoi | gsw |
| Gujarati | હનોઈ | gu |
| Hausa | Hanoi | ha |
| hak | Hò-nui-sṳ | hak |
| haw | Hanoi | haw |
| Hebrew | האנוי | he |
| Hindi | हनोई | hi |
| hif | Hanoi | hif |
| Croatian | Hanoi | hr |
| Upper Sorbian | Hanoi | hsb |
| Haitian | Anòy | ht |
| Hungarian | Hanoi | hu |
| Armenian | Հանոյ | hy |
| Interlingua (International Auxiliary Language Association) | Hanoi | ia |
| Indonesian | Hanoi | id |
| Interlingue | Hanoi | ie |
| ilo | Hanoi | ilo |
| Ido | Hanoi | io |
| Icelandic | Hanoí | is |
| Italian | Hanoi | it |
| Japanese | ハノイ | ja |
| Javanese | Hanoi | jv |
| Georgian | ჰანოი | ka |
| kaa | Xanoy | kaa |
| Kikuyu | Hanoi | ki |
| Kazakh | Ханой | kk |
| Kalaallisut | Hanoi | kl |
| Khmer | ទីក្រុងហានូយ | km |
| Kannada | ಹಾನೊಯ್ | kn |
| Korean | 하노이 | ko |
| Kurdish | Hanoi | ku |
| Kirghiz | Ханой | ky |
| Latin | Hanoi | la |
| lad | Hanói | lad |
| Luxembourgish | Hanoi | lb |
| lfn | Hanoi | lfn |
| Limburgan | Hanoi | li |
| lij | Hanoi | lij |
| lmo | Hanoi | lmo |
| Lao | ຮ່າໂນ້ຍ | lo |
| lrc | هانوی | lrc |
| Lithuanian | Hanojus | lt |
| Latvian | Hanoja | lv |
| lzh | 河內城庯 | lzh |
| mdf | Ханой | mdf |
| Malagasy | Hanoi | mg |
| mhr | Ханой | mhr |
| Maori | Hanoi | mi |
| min | Hanoi | min |
| Macedonian | Ханој | mk |
| Malayalam | ഹാനോയ് | ml |
| Mongolian | Ханой | mn |
| Marathi | हनोई | mr |
| Malay (macrolanguage) | Hanoi | ms |
| ms-arab | هانوي | ms-arab |
| Maltese | Hanoi | mt |
| Burmese | ဟနွိုင်းမြို့ | my |
| mzn | هانوی | mzn |
| Nauru | Hanoi | na |
| nah | Hanoi | nah |
| nan | Hà Nội | nan |
| Norwegian Bokmål | Hanoi | nb |
| Low German | Hà Nội | nds |
| Nepali (macrolanguage) | हनोइ | ne |
| Dutch | Hanoi | nl |
| Norwegian Nynorsk | Hanoi | nn |
| nov | Hanoi | nov |
| Navajo | Tółánítah | nv |
| Chichewa | Hanoi | ny |
| Occitan (post 1500) | Hanòi | oc |
| Livvi | Hanoi | olo |
| Oriya (macrolanguage) | ହାନୋଇ | or |
| Ossetian | Ханой | os |
| Panjabi | ਹਨੋਈ | pa |
| Pampanga | Hanoi | pam |
| pap | Hanoi | pap |
| pcd | Hanoï | pcd |
| pih | Hanoi | pih |
| Polish | Hanoi | pl |
| pms | Hanoi | pms |
| pnb | ہنوئی | pnb |
| Pushto | هانوی | ps |
| Portuguese | Hanói | pt |
| pt-br | Hanói | pt-br |
| Quechua | Ha Nui | qu |
| Romanian | Hanoi | ro |
| Russian | Ханой | ru |
| Sanskrit | हनोई | sa |
| sah | Ханой | sah |
| sat | ᱦᱟᱱᱚᱭ | sat |
| Sardinian | Hanoi | sc |
| Sicilian | Hanoi | scn |
| Scots | Hanoi | sco |
| Sindhi | هنوئي | sd |
| Northern Sami | Hanoi | se |
| sh | Hanoi | sh |
| Sinhala | හැනෝයි | si |
| sjd | Ханой | sjd |
| sje | Hanoi | sje |
| sju | Hanoi | sju |
| Slovak | Hanoj | sk |
| Slovenian | Hanoj | sl |
| sma | Hanoi | sma |
| smj | Hanoi | smj |
| smn | Hanoi | smn |
| sms | Hanoi | sms |
| Shona | Hanoi | sn |
| Albanian | Hanoi | sq |
| Serbian | Ханој | sr |
| stq | Hanoi | stq |
| Swedish | Hanoi | sv |
| Swahili (macrolanguage) | Hanoi | sw |
| szl | Hanoi | szl |
| szy | He-ney-se | szy |
| Tamil | ஹனோய் | ta |
| Telugu | హనోయ్ | te |
| Tajik | Ханой | tg |
| tg-cyrl | Ханой | tg-cyrl |
| Thai | ฮานอย | th |
| Turkmen | Hanoýi | tk |
| Tagalog | Hanoi | tl |
| tly | Hanoy | tly |
| Turkish | Hanoi | tr |
| Tatar | Hanoy | tt |
| tum | Hanoi | tum |
| Twi | Hanɔi | tw |
| udm | Ханой | udm |
| Uighur | خانوي | ug |
| Ukrainian | Ханой | uk |
| Urdu | ہنوئی | ur |
| Uzbek | Xanoy | uz |
| Venda | Hanoi | ve |
| vec | Hanoi | vec |
| vep | Hanoi | vep |
| Vietnamese | Hà Nội | vi |
| Volapük | Hà Nội | vo |
| vro | Hanoi | vro |
| war | Hanoi | war |
| Wu Chinese | 河內市 | wuu |
| xmf | ჰანოი | xmf |
| Yiddish | האנוי | yi |
| Yoruba | Hanoi | yo |
| yue | 河內 | yue |
| zea | Hanoi | zea |
| Chinese | 河內 | zh |
| zh-cn | 河内 | zh-cn |
| zh-hans | 河内 | zh-hans |
| zh-hant | 河內 | zh-hant |
| zh-hk | 河內市 | zh-hk |
| zh-tw | 河內市 | zh-tw |