Surname Rúbia (Rúbia 
) , in all the world, is a very rare last name. The family name Rúbia is characteristic of Brazil, where it is a very rare surname, and the United States, where it is an extremely rare surname. More prevalently, Rúbia is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Rúbia | Portugal, Canada, Brazil, United States |
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mara rúbia Brazilian actress, BR (b. 1918) |
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joan de la rúbia Spanish singer, poet and writer, ES (b. 1952) |
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| sinara rúbia |
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Mara, Machado, Moreira, Santana, Almeida, Araújo, Corrêa, Barbosa, Pereira, Rafaela, Ribeiro, Freitas, Monteiro, Medeiros, Carvalho, Cristina, Pinheiro, Teixeira, Ferreira, Oliveira, Rodrigues, Fernandes, Martins, Vieira, Borges, Barros, Melo, Rosa, Reis, Dias, Lima, Matos, Moura, Silva, Sousa, Souza, Gonçalves, Alves, Ramos, Rocha, Gomes, Lopes, Nunes, Moraes, Mendes, Santos, Soares, Campos, Costa, and Nascimento