Cognomen Jocã (Jocã) , throughout the world, is an extremely rare family name.
Jo, Duarte, Vieira, Freire, Almeida, Andrade, Cardoso, Barbosa, Batista, Pereira, Barros, Ribeiro, Furtado, Monteiro, Mesquita, Carvalho, Teixeira, Ferreira, Oliveira, Schippers, Rodrigues, Tavares, Fernandes, Castro, Santos, Es, Rio, Lio, Melo, Dias, Lima, Silva, Sousa, Souza, Chagas, Alves, Paula, Ramos, Rocha, Gomes, Lopes, Nunes, Maciel, Morais, Mendes, Costa, and Nascimento