Family name Otair (Otair 
) , all around the world, is a very rare last name. The cognomen Otair is habitual in Jordan, where it is a rare surname, the United States, where it is an extremely rare surname, and Brazil. Much more frequently, Otair is the forename as well as the last name.
Cruz, Junior, Vieira, Martins, Machado, Moreira, Santana, Almeida, Andrade, Cardoso, Barbosa, Batista, Pereira, Ribeiro, Freitas, Siqueira, Carvalho, Teixeira, Ferreira, Oliveira, Rodrigues, Goncalves, Araujo, Soares, Santos, Morais, Rosa, Reis, Dias, Lima, Neto, Silva, Sousa, Souza, Alves, Carmo, Fernandes, Costa, Brito, Paula, Prado, Pires, Rocha, Gomes, Lopes, Jesus, Neves, Filho, Cunha, and Nascimento