| Language | Name | Code |
|---|---|---|
| Akan | Nyasvizh | ak |
| Belarusian | Нясвіж | be |
| be-tarask | Нясьвіж | be-tarask |
| Bulgarian | Несвиж | bg |
| Catalan | Niasviž | ca |
| Chechen | Несвиж | ce |
| Cebuano | Niasviž | ceb |
| Czech | Ňasviž | cs |
| German | Njaswisch | de |
| Modern Greek (1453-) | Νιασβίζ | el |
| English | Niasviž | en |
| Esperanto | Njasviĵ | eo |
| Spanish | Nesvizh | es |
| Estonian | Niasviž | et |
| Persian | نیاسیز | fa |
| Finnish | Njasviž | fi |
| French | Niasvij | fr |
| frr | Njaswisch | frr |
| Hebrew | ניאסוויז' | he |
| Upper Sorbian | Njaswiž | hsb |
| Hungarian | Nyaszvizs | hu |
| Armenian | Նեսվիժ | hy |
| Italian | Njasviž | it |
| Japanese | ニャスヴィシュ | ja |
| Korean | 냐스비주 | ko |
| Latin | Nesvisium | la |
| Lithuanian | Nesvyžius | lt |
| Latvian | Ņasviža | lv |
| Norwegian Bokmål | Njasvizj | nb |
| Dutch | Njasvizj | nl |
| Ossetian | Несвиж | os |
| Polish | Nieśwież | pl |
| Portuguese | Nesvizh | pt |
| Romanian | Niasviž | ro |
| Russian | Несвиж | ru |
| rue | Несвіжь (Білорусь) | rue |
| sh | Njasviž | sh |
| Slovenian | Njasviž | sl |
| Serbian | Њасвиж | sr |
| Swedish | Njasvizj | sv |
| Turkish | Niasviž | tr |
| Tatar | Нәсвиж | tt |
| Tahitian | Nyasvizh | ty |
| Ukrainian | Несвіж | uk |
| Urdu | نیاسیویز | ur |
| Yiddish | נעזשוויז | yi |
| Chinese | 涅斯維日 | zh |
| zh-hant | 涅斯維日 | zh-hant |