| Language | Name | Code |
|---|---|---|
| ace | New delhi | ace |
| Afrikaans | Nieu-Delhi | af |
| Amharic | ኒው ዴሊ | am |
| Aragonese | Nueva Delhi | an |
| ang | Nīƿe Delhi | ang |
| anp | नई दिल्ली | anp |
| Arabic | نيودلهي | ar |
| ary | نيو ديلهي | ary |
| arz | نيودلهى | arz |
| Assamese | নতুন দিল্লী | as |
| Asturian | Nueva Delhi | ast |
| Azerbaijani | Yeni Dehli | az |
| azb | یئنی دهلی | azb |
| Bashkir | Нью-Дели | ba |
| ban | Dili Anyar | ban |
| bcl | New Delhi | bcl |
| Belarusian | Нью-Дэлі | be |
| be-tarask | Нью-Дэлі | be-tarask |
| bew | Niu-Dèlhi | bew |
| Bulgarian | Ню Делхи | bg |
| bho | नई दिल्ली | bho |
| blk | ဝေင်ꩻနျူးဒေလီ | blk |
| Bengali | নয়াদিল্লি | bn |
| Tibetan | ནེའུ་དིལ་ལི། | bo |
| bpy | নুৱা দিল্লী | bpy |
| Breton | New Delhi | br |
| Bosnian | New Delhi | bs |
| Catalan | Nova Delhi | ca |
| cbk-zam | Nueva Delhi | cbk-zam |
| cdo | Sĭng Delhi | cdo |
| Chechen | Нью-Дели | ce |
| Cebuano | New Delhi | ceb |
| chr | ᎢᏤ ᏕᎵ | chr |
| Central Kurdish | نیوودێلھی | ckb |
| Corsican | New Delhi | co |
| crh | Nyu Deli | crh |
| crh-latn | Nyu Deli | crh-latn |
| Czech | Nové Dillí | cs |
| Welsh | Delhi Newydd | cy |
| Danish | New Delhi | da |
| German | Neu-Delhi | de |
| de-ch | Neu-Delhi | de-ch |
| diq | Delhiyo Newe | diq |
| dsb | Nowe Delhi | dsb |
| dty | नयाँ दिल्ली | dty |
| Dhivehi | ނިއުދިއްލީ | dv |
| Modern Greek (1453-) | Νέο Δελχί | el |
| English | New Delhi | en |
| en-ca | New Delhi | en-ca |
| en-gb | New Delhi | en-gb |
| en-us | New Delhi | en-us |
| Esperanto | Nov-Delhio | eo |
| Spanish | Nueva Delhi | es |
| Estonian | New Delhi | et |
| Basque | New Delhi | eu |
| ext | Nueva Delhi | ext |
| Persian | دهلی نو | fa |
| Finnish | New Delhi | fi |
| Faroese | New Delhi | fo |
| French | New Delhi | fr |
| frr | Nei-Delhi | frr |
| fur | Gnove Delhi | fur |
| Western Frisian | Nij Delly | fy |
| Irish | Deilí Nua | ga |
| gan | 新德里 | gan |
| gcr | New Delhi | gcr |
| Scottish Gaelic | New Delhi | gd |
| Galician | Nova Deli | gl |
| glk | دهلی نو | glk |
| Guaraní | Ndéli Pyahu | gn |
| gom | ನವ ದೆಹಲಿ | gom |
| gsw | Neu-Delhi | gsw |
| Gujarati | નવી દિલ્હી | gu |
| Manx | Delhi Noa | gv |
| Hausa | New Delhi | ha |
| hak | Sîn Delhi | hak |
| Hebrew | ניו דלהי | he |
| Hindi | नई दिल्ली | hi |
| Croatian | New Delhi | hr |
| Haitian | Niou Deli | ht |
| Hungarian | Újdelhi | hu |
| Armenian | Նյու Դելի | hy |
| hyw | Նիւ Տելհի | hyw |
| Interlingua (International Auxiliary Language Association) | Nove Delhi | ia |
| iba | New Delhi | iba |
| Indonesian | New Delhi | id |
| Interlingue | Nov-Delhi | ie |
| ilo | New Delhi | ilo |
| Ido | Nova-Delhi | io |
| Icelandic | Nýja Delí | is |
| Italian | Nuova Delhi | it |
| Japanese | ニューデリー | ja |
| jam | Nyuu Deli | jam |
| Javanese | New Delhi | jv |
| Georgian | ნიუ-დელი | ka |
| kaa | Nyu dehli | kaa |
| kab | New Delhi | kab |
| kge | New Delhi | kge |
| Kazakh | Жаңа Дели | kk |
| kk-cyrl | Нью-Дели | kk-cyrl |
| Kalaallisut | New Delhi | kl |
| Khmer | ញូវដេលី | km |
| Kannada | ನವ ದೆಹಲಿ | kn |
| Korean | 뉴델리 | ko |
| Kashmiri | نٔو دہلی | ks |
| Kurdish | Delhiya Nû | ku |
| Cornish | Delhi Nowydh | kw |
| Kirghiz | Нью-Дели | ky |
| Latin | Dellium Novum | la |
| lad | Mueva Delhi | lad |
| Luxembourgish | Nei-Delhi | lb |
| lfn | Delhi Nova | lfn |
| lij | Neuva Delhi | lij |
| lld | Nueva Delhi | lld |
| lmo | New Delhi | lmo |
| Lithuanian | Naujasis Delis | lt |
| Latvian | Ņūdeli | lv |
| mai | नयाँ दिल्ली | mai |
| mdf | Од-Дэли | mdf |
| Malagasy | New Delhi | mg |
| Maori | New Delhi | mi |
| min | New Delhi | min |
| Macedonian | Њу Делхи | mk |
| Malayalam | ന്യൂ ഡെൽഹി | ml |
| Mongolian | Шинэ Дели | mn |
| Marathi | नवी दिल्ली | mr |
| Malay (macrolanguage) | New Delhi | ms |
| Maltese | New Delhi | mt |
| mwl | Nuoba Deli | mwl |
| Burmese | နယူးဒေလီမြို့ | my |
| myv | Нью-Дели ош | myv |
| mzn | نو دهلی | mzn |
| Nauru | Delhi Tsimeduw | na |
| nah | Yancuīc Deli | nah |
| nan | Sin Delhi | nan |
| Norwegian Bokmål | New Delhi | nb |
| Nepali (macrolanguage) | नयाँ दिल्ली | ne |
| Dutch | New Delhi | nl |
| Norwegian Nynorsk | New Delhi | nn |
| nov | Novi Deli | nov |
| Occitan (post 1500) | Nòva Delhi | oc |
| Livvi | Uuzi Deli | olo |
| Oriya (macrolanguage) | ନୂଆ ଦିଲ୍ଲୀ | or |
| Ossetian | Нью-Дели | os |
| Panjabi | ਨਵੀਂ ਦਿੱਲੀ | pa |
| Pampanga | New Delhi | pam |
| pap | New Delhi | pap |
| Polish | Nowe Delhi | pl |
| pms | New Delhi | pms |
| pnb | نویں دلی | pnb |
| Pushto | نوي دهلي | ps |
| Portuguese | Nova Deli | pt |
| pt-br | Nova Deli | pt-br |
| Quechua | Musuq Dilhi | qu |
| Romanian | New Delhi | ro |
| Russian | Нью-Дели | ru |
| Sanskrit | नवदेहली | sa |
| sah | Саҥа Дели | sah |
| sat | ᱱᱟᱶᱟ ᱫᱤᱞᱞᱤ | sat |
| Sardinian | Noa Delhi | sc |
| Sicilian | Nova Delhi | scn |
| Scots | New Delhi | sco |
| Sindhi | نيو دھلي | sd |
| Northern Sami | New Delhi | se |
| sgs | Naujasės Delės | sgs |
| sh | Nju Delhi | sh |
| Sinhala | නව දිල්ලිය | si |
| Slovak | Naí Dillí | sk |
| Slovenian | New Delhi | sl |
| Shona | New Delhi | sn |
| Somali | New Delhi | so |
| Albanian | New Delhi | sq |
| Serbian | Њу Делхи | sr |
| sr-ec | Њу Делхи | sr-ec |
| Swedish | New Delhi | sv |
| Swahili (macrolanguage) | New Delhi | sw |
| szl | Nowe Delhi | szl |
| szy | Sin-te-li | szy |
| Tamil | புது தில்லி | ta |
| tcy | ನವದೆಹಲಿ | tcy |
| Telugu | న్యూ ఢిల్లీ | te |
| Tajik | Ню-Дели | tg |
| tg-cyrl | Ню-Дели | tg-cyrl |
| Thai | นิวเดลี | th |
| Turkmen | Nyu-Dehli | tk |
| Tagalog | New Delhi | tl |
| tly | Nyu Delhi | tly |
| Turkish | Yeni Delhi | tr |
| Tatar | Яңа Дәһли | tt |
| Twi | New Delhi | tw |
| udm | Нью-Дели | udm |
| Uighur | Yéngi Déhli | ug |
| Ukrainian | Нью-Делі | uk |
| Urdu | نئی دہلی | ur |
| Uzbek | Nyu Deli | uz |
| vec | Nuova Delhi | vec |
| vep | Uz' Deli | vep |
| Vietnamese | New Delhi | vi |
| Volapük | Nai Dilli | vo |
| vro | New Delhi | vro |
| war | New Delhi | war |
| Wu Chinese | 新德里 | wuu |
| xmf | ნიუ-დელი | xmf |
| Yiddish | ניי דעלי | yi |
| Yoruba | Delhi Titun | yo |
| yue | 新德里 | yue |
| Zhuang | Moq Dwzlij | za |
| Chinese | 新德里 | zh |
| zh-cn | 新德里 | zh-cn |
| zh-hans | 新德里 | zh-hans |
| zh-hant | 新德里 | zh-hant |
| zh-hk | 新德里 | zh-hk |
| zh-mo | 新德里 | zh-mo |
| zh-my | 新德里 | zh-my |
| zh-sg | 新德里 | zh-sg |
| zh-tw | 新德里 | zh-tw |