Family name Ketlyn (Ketlyn 
) , in all the world, is a very rare last name. The family name Ketlyn is habitual in Latin America and the Caribbean, particularly Honduras, where it is a very rare surname, Brazil, and Nicaragua. Much more frequently, Ketlyn is the forename as well as the last name.
Melo, Marques, Machado, Moreira, Santana, Almeida, Andrade, Cardoso, Camargo, Barbosa, Batista, Pereira, Ribeiro, Freitas, Silveira, Carvalho, Cristina, Teixeira, Ferreira, Oliveira, Rodrigues, Goncalves, Martins, Vieira, Borges, Castro, Cruz, Rosa, Reis, Dias, Lima, Moura, Silva, Sousa, Souza, Alves, Fernandes, Costa, Ramos, Rocha, Gomes, Lopes, Jesus, Nunes, Moraes, Santos, Soares, Araujo, Paula, and Nascimento