Surname Simario (Simario 
) , globally, is an extremely rare cognomen. The last name Simario is habitual in Latin America and the Caribbean, particularly Brazil, where it is an extremely rare surname. Much more frequently, Simario is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Simario | Brazil, United States, South Africa |
Cruz, Castro, Coelho, Barros, Becker, Junior, Vieira, Martins, Marques, Santana, Almeida, Correia, Barbosa, Batista, Pereira, Ribeiro, Carvalho, Pinheiro, Nogueira, Ferreira, Oliveira, Magalhaes, Aguiar, Amaral, Araujo, Soares, Rosa, Reis, Deus, Lima, Silva, Sousa, Souza, Alves, Costa, Brito, Conceicao, Paula, Pious, Rocha, Leite, Lopes, Jesus, Nunes, Faria, Filho, Mendes, Santos, Paiva, and Nascimento