Cognomen Ynaia (Ynaia 
) , around the world, is an extremely rare family name. The family name Ynaia is characteristic of Latin America and the Caribbean, particularly Chile, where it is an extremely rare surname, and Brazil. Predominantly, Ynaia is the forename as well as the last name.
Rosa, Matheus, Moreira, Alencar, Almeida, Cardoso, Barbosa, Batista, Pereira, Prestes, Piedade, Laigner, Narciso, Sardinha, Ribatski, Gutierri, Gianello, Villalba, Ferreira, Oliveira, Martins, Nissel, Longhi, Rupert, Gois, Lima, Lira, Neta, Silva, Souza, Costa, Bento, Bueno, Alburguete, Pires, Maciel, Santos, Sauter, Sebalo, Soares, Starke, Coelho, Barros, Pontes, Rocha, and Brandão Rodrigues