All over the world, Nádja (Nádja 
) is an extremely rare girly first name. Very seldom, Nádja is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Nádja | Brazil |
Nadejda, Nadeschda, Nadeshda, Nadezhda, Nadezjda, Nadežda, Nadia, Nadieżda, Nadiia, Nadija, Nadiya, Nadja, Nadyezhda, Naděžda, Naďa, Nàdiya, Nádia, Spes, Надежда, Надечка, Надзея, Надзя, Надзія, Надиа, Надия, Надька, Надья, Надюша, Надя, Надєжда, Надія, נדז'דה, נדיה, ناديا, نادية, ناديجدا, نادیا, نادیہ, নাদিয়া, ナディア, and 娜嘉
Cruz, Aragão, Azevedo, Barbosa, Bezerra, Pereira, Rozendo, Tavares, Almeida, Freitas, Santiago, Carneiro, Cordeiro, Cristina, Ferreira, Oliveira, Rodrigues, Monteiro, Cavalcante, Santana, Velame, Maria, Silva, Sousa, Alves, Carol, Costa, Cunha, Ferraz, Peres, Jakab, Santos, Soares, Araujo, Aguiar, Barros, Passos, Gomes, and Nascimento