| Language | Name | Code |
|---|---|---|
| ady | Найроби | ady |
| Afrikaans | Nairobi | af |
| Amharic | ናይሮቢ | am |
| Aragonese | Nairobi | an |
| Arabic | نيروبي | ar |
| ary | نايروبي | ary |
| arz | نايروبى | arz |
| Assamese | নাইৰোবি | as |
| Asturian | Nairobi | ast |
| avk | Nairobi | avk |
| awa | नैरोबी | awa |
| Azerbaijani | Nayrobi | az |
| azb | نایروبی | azb |
| Bashkir | Найроби | ba |
| ban | Nairobi | ban |
| bcl | Nairobi | bcl |
| Belarusian | Найробі | be |
| be-tarask | Найробі | be-tarask |
| Bulgarian | Найроби | bg |
| Bambara | Nairobi | bm |
| Bengali | নাইরোবি | bn |
| Tibetan | ནའི་རོ་བི། | bo |
| Breton | Nairobi | br |
| Bosnian | Nairobi | bs |
| bxr | Найроби | bxr |
| Catalan | Nairobi | ca |
| cdo | Nairobi | cdo |
| Chechen | Найроби | ce |
| Cebuano | Nairobi | ceb |
| Central Kurdish | نایرۆبی | ckb |
| crh | Nayrobi | crh |
| Czech | Nairobi | cs |
| Welsh | Nairobi | cy |
| Danish | Nairobi | da |
| dag | Nairobi | dag |
| German | Nairobi | de |
| diq | Nairobi | diq |
| dty | नैरोबी | dty |
| Modern Greek (1453-) | Ναϊρόμπι | el |
| English | Nairobi | en |
| en-ca | Nairobi | en-ca |
| en-gb | Nairobi | en-gb |
| Esperanto | Najrobio | eo |
| Spanish | Nairobi | es |
| Estonian | Nairobi | et |
| Basque | Nairobi | eu |
| Persian | نایروبی | fa |
| Fulah | Nairobi | ff |
| Finnish | Nairobi | fi |
| Faroese | Nairobi | fo |
| French | Nairobi | fr |
| frr | Nairobi | frr |
| Western Frisian | Nairoby | fy |
| Irish | Nairobi | ga |
| Scottish Gaelic | Nairobi | gd |
| Galician | Nairobi | gl |
| Guaraní | Nairóvi | gn |
| gsw | Nairobi | gsw |
| Gujarati | નૈરોબી | gu |
| Hausa | Nairobi | ha |
| hak | Nai-lo̍k-pí | hak |
| Hebrew | ניירובי | he |
| Hindi | नैरोबी | hi |
| hif | Nairobi | hif |
| Croatian | Nairobi | hr |
| Upper Sorbian | Nairobi | hsb |
| Haitian | Nayrobi | ht |
| Hungarian | Nairobi | hu |
| Armenian | Նայրոբի | hy |
| hyw | Նայրոպի | hyw |
| Interlingua (International Auxiliary Language Association) | Nairobi | ia |
| Indonesian | Nairobi | id |
| Interlingue | Nairobi | ie |
| ilo | Nairobi | ilo |
| inh | Найроби | inh |
| Ido | Nairobi | io |
| Icelandic | Naíróbí | is |
| Italian | Nairobi | it |
| Japanese | ナイロビ | ja |
| jam | Nairobi | jam |
| Javanese | Nairobi | jv |
| Georgian | ნაირობი | ka |
| kaa | Nayrobi | kaa |
| kab | Nairobi | kab |
| kbp | Nayiiroobii | kbp |
| Kongo | Nairobi | kg |
| kge | Nairobi | kge |
| Kikuyu | Nairobi | ki |
| Kazakh | Найроби | kk |
| kk-cyrl | Найроби | kk-cyrl |
| Kalaallisut | Nairobi | kl |
| Kannada | ನೈರೋಬಿ | kn |
| Korean | 나이로비 | ko |
| Kurdish | Nairobî | ku |
| Cornish | Nairobi | kw |
| Kirghiz | Найроби | ky |
| Latin | Nairobia | la |
| Luxembourgish | Nairobi | lb |
| lez | Найроби | lez |
| lfn | Nairobi | lfn |
| Limburgan | Nairobi | li |
| lij | Nairobi | lij |
| lld | Nairobi | lld |
| lmo | Nairobi | lmo |
| Lingala | Nairobi | ln |
| Lithuanian | Nairobis | lt |
| Latvian | Nairobi | lv |
| mdf | Найроби | mdf |
| Malagasy | Nairobi | mg |
| mhr | Найроби | mhr |
| Maori | Nairobi | mi |
| min | Nairobi | min |
| Macedonian | Најроби | mk |
| Malayalam | നയ്റോബി | ml |
| Mongolian | Найроби | mn |
| mni | ꯅꯥꯏꯔꯣꯕꯤ | mni |
| Marathi | नैरोबी | mr |
| mrj | Найроби | mrj |
| Malay (macrolanguage) | Nairobi | ms |
| Burmese | နိုင်ရိုဘီမြို့ | my |
| myv | Найроби ош | myv |
| mzn | نایروبی | mzn |
| Nauru | Nairobi | na |
| nah | Nairobi | nah |
| nan | Nairobi | nan |
| nap | Nairobi | nap |
| Norwegian Bokmål | Nairobi | nb |
| Low German | Nairobi | nds |
| nds-nl | Nairobi | nds-nl |
| Nepali (macrolanguage) | नैरोबी | ne |
| new | नैरोबी | new |
| Dutch | Nairobi | nl |
| Norwegian Nynorsk | Nairobi | nn |
| nov | Nayrobi | nov |
| nso | Nairobi | nso |
| Navajo | Tó Sikʼaz (Naakaii Łizhiní Bikéyah) | nv |
| Chichewa | Nairobi | ny |
| Occitan (post 1500) | Nairòbi | oc |
| Livvi | Nairobi | olo |
| Ossetian | Найроби | os |
| Panjabi | ਨੈਰੋਬੀ | pa |
| pap | Nairobi | pap |
| Polish | Nairobi | pl |
| pms | Nairòbi | pms |
| pnb | نیروبی | pnb |
| Pushto | نایروبی | ps |
| Portuguese | Nairóbi | pt |
| pt-br | Nairóbi | pt-br |
| Quechua | Nairobi | qu |
| Romanian | Nairobi | ro |
| roa-tara | Nairobi | roa-tara |
| Russian | Найроби | ru |
| rue | Найробі | rue |
| Kinyarwanda | Nairobi | rw |
| sah | Найроби | sah |
| sat | ᱱᱟᱭᱨᱳᱵᱤ | sat |
| Sardinian | Nairobi | sc |
| Sicilian | Nairobi | scn |
| Scots | Nairobi | sco |
| Sindhi | نيروبي | sd |
| Northern Sami | Nairobi | se |
| sgs | Nairobis | sgs |
| sh | Nairobi | sh |
| shi | Nayrubi | shi |
| Sinhala | නයිරෝබි | si |
| Slovak | Nairobi | sk |
| Slovenian | Nairobi | sl |
| smn | Nairobi | smn |
| sms | Nairobi | sms |
| Shona | Nairobi | sn |
| Somali | Nayroobi | so |
| Albanian | Nairobi | sq |
| Serbian | Најроби | sr |
| Swati | Nairobi | ss |
| Sundanese | Nairobi | su |
| Swedish | Nairobi | sv |
| Swahili (macrolanguage) | Nairobi | sw |
| szl | Nairobi | szl |
| szy | Na-low-pi | szy |
| Tamil | நைரோபி | ta |
| Telugu | నైరోబి | te |
| Tajik | Найроби | tg |
| tg-cyrl | Найроби | tg-cyrl |
| Thai | ไนโรบี | th |
| Turkmen | Naýrobi | tk |
| Tagalog | Nairobi | tl |
| tly | Najrobi | tly |
| Tswana | Nairobi | tn |
| Turkish | Nairobi | tr |
| Tatar | Найроби | tt |
| Twi | Nairobi | tw |
| udm | Найроби | udm |
| Uighur | نايروبى | ug |
| Ukrainian | Найробі | uk |
| Urdu | نیروبی | ur |
| Uzbek | Nayrobi | uz |
| vec | Nairobi | vec |
| vep | Nairobi | vep |
| Vietnamese | Nairobi | vi |
| Volapük | Nairobi | vo |
| war | Nairobi | war |
| Wolof | Nairobi | wo |
| Wu Chinese | 内罗毕 | wuu |
| xmf | ნაირობი | xmf |
| Yiddish | נייראבי | yi |
| Yoruba | Nairobi | yo |
| yue | 賴羅比 | yue |
| zgh | ⵏⴰⵢⵔⵓⴱⵉ | zgh |
| Chinese | 奈洛比 | zh |
| zh-cn | 内罗毕 | zh-cn |
| zh-hans | 内罗毕 | zh-hans |
| zh-hant | 奈洛比 | zh-hant |
| zh-hk | 內羅比 | zh-hk |
| zh-mo | 內羅比 | zh-mo |
| zh-my | 内罗毕 | zh-my |
| zh-sg | 内罗毕 | zh-sg |
| zh-tw | 奈洛比 | zh-tw |
| Zulu | Nairobi | zu |