Family name Ewerthon (Ewerthon 
) , in the world, is an extremely rare surname. The surname Ewerthon is characteristic of Latin America and the Caribbean, particularly Brazil, where it is an extremely rare surname. Much more prevalently, Ewerthon is the forename as well as the last name.
Melo, Campos, Barros, Daniel, Vieira, Farias, Martins, Almeida, Andrade, Araújo, Cardoso, Barbosa, Batista, Pereira, Ribeiro, Tavares, Freitas, Carvalho, Ferreira, Oliveira, Rodrigues, Goncalves, Araujo, Soares, Santos, Mendes, Cruz, Rosa, Reis, Dias, Lima, Luiz, Matos, Moura, Silva, Sousa, Fernandes, Souza, Assis, Costa, Pinto, Ramos, Gomes, Lopes, Lucas, Jesus, Morais, Moraes, Alves, and Nascimento