| Language | Name | Code |
|---|---|---|
| Arabic | نوفا إيغواسو | ar |
| Bulgarian | Нова Игуасу | bg |
| Bengali | নোভাা ইগুয়াচু | bn |
| bpy | নোভা ইগুৱাকু | bpy |
| Catalan | Nova Iguaçú | ca |
| Chechen | Нова-Игуасу | ce |
| Cebuano | Nova Iguaçu | ceb |
| Danish | Nova Iguacu | da |
| German | Nova Iguaçu | de |
| Modern Greek (1453-) | Νόβα Ιγκουάτσου | el |
| English | Nova Iguaçu | en |
| Esperanto | Nova Iguaçu | eo |
| Spanish | Nova Iguaçu | es |
| Estonian | Nova Iguaçu | et |
| Basque | Nova Iguaçu | eu |
| Persian | نووا ایگواسو | fa |
| Finnish | Nova Iguaçu | fi |
| French | Nova Iguaçu | fr |
| Irish | Nova Iguaçu | ga |
| Galician | Nova Iguaçu | gl |
| Gujarati | નોવા ઈગ્વાકુ | gu |
| haw | Nowa Īuaku | haw |
| Hebrew | נובה איגואסו | he |
| Hindi | नोवा इगुआसु | hi |
| Croatian | Nova Iguaçu | hr |
| Hungarian | Nova Iguaçu | hu |
| Armenian | Նովա Իգուասու | hy |
| Indonesian | Nova Iguaçu | id |
| Ido | Nova Iguaçu | io |
| Italian | Nova Iguaçu | it |
| Japanese | ノヴァ・イグアス | ja |
| Georgian | ნოვა-იგუასუ | ka |
| Kazakh | Нова-Игуасу | kk |
| kk-arab | نوۆا-ىيگۋاسۋ | kk-arab |
| kk-cn | نوۆا-ىيگۋاسۋ | kk-cn |
| kk-cyrl | Нова-Игуасу | kk-cyrl |
| kk-kz | Нова-Игуасу | kk-kz |
| kk-latn | Nova-Ïgwasw | kk-latn |
| kk-tr | Nova-Ïgwasw | kk-tr |
| Kannada | ನೋವಾ ಇಗುವಾಕ್ಯು | kn |
| Korean | 노바이구아수 | ko |
| Luxembourgish | Nova Iguaçu | lb |
| Lithuanian | Nova Iguasu | lt |
| Latvian | Nova Iguasu | lv |
| Malagasy | Nova Iguaçu | mg |
| Marathi | नोव्हा इग्वासु | mr |
| Malay (macrolanguage) | Nova Iguacu | ms |
| nan | Nova Iguaçu | nan |
| Norwegian Bokmål | Nova Iguaçu | nb |
| Dutch | Nova Iguaçu | nl |
| Occitan (post 1500) | Nova Iguaçu | oc |
| Ossetian | Новæ-Игуасу | os |
| Polish | Nova Iguaçu | pl |
| Portuguese | Nova Iguaçu | pt |
| pt-br | Nova Iguaçu | pt-br |
| Romanian | Nova Iguaçu | ro |
| Russian | Нова-Игуасу | ru |
| sh | Nova Iguaçu | sh |
| Sinhala | නොවා ඉගුවාකු | si |
| Slovenian | Nova Iguaçu | sl |
| Serbian | Нова Игуасу | sr |
| sr-ec | Нова Игуасу | sr-ec |
| sr-el | Nova Iguasu | sr-el |
| Swedish | Nova Iguaçu | sv |
| Tamil | நோவா இகாகு | ta |
| Telugu | నోవా ఇగువాకు | te |
| Thai | โนวา อีกาซู | th |
| Turkish | Nova Igaçu | tr |
| Tatar | Нова-Игвасу | tt |
| Ukrainian | Нова-Ігуасу | uk |
| Urdu | نووا یجواکو | ur |
| vec | Nova Iguaçu | vec |
| Vietnamese | Nova Iguaçu | vi |
| Volapük | Nova Iguaçu | vo |
| war | Nova Iguaçu | war |
| Chinese | 新伊瓜蘇 | zh |
| zh-cn | 新伊瓜苏 | zh-cn |
| zh-hans | 新伊瓜苏 | zh-hans |
| zh-hant | 新伊瓜蘇 | zh-hant |
| zh-hk | 新伊瓜蘇 | zh-hk |
| zh-sg | 新伊瓜苏 | zh-sg |
| zh-tw | 新伊瓜蘇 | zh-tw |