Cognomen Welerson (Welerson 
) , worldwide, is a very rare family name. The cognomen Welerson is characteristic of Latin America and the Caribbean, particularly Brazil, where it is a very rare surname. Predominantly, Welerson is the forename as well as the last name.
Melo, Barros, Garcia, Junior, Vieira, Martins, Machado, Moreira, Miranda, Almeida, Andrade, Barbosa, Pereira, Ribeiro, Freitas, Fonseca, Carvalho, Teixeira, Ferreira, Oliveira, Rodrigues, Goncalves, Campos, Castro, Araujo, Soares, Cruz, Rosa, Reis, Dias, Lima, Moura, Silva, Sousa, Souza, Alves, Fernandes, Costa, Paula, Pinto, Ramos, Rocha, Gomes, Lopes, Jesus, Nunes, Filho, Santos, Braga, and Nascimento