Family name Khauan (Khauan 
) , globally, is an extremely rare cognomen. The last name Khauan is habitual in Latin America and the Caribbean, particularly Brazil, where it is an extremely rare surname. Much more frequently, Khauan is the forename as well as the last name.
Melo, Borges, Victor, Zorzan, Martins, Marques, Santana, Almeida, Cardoso, Barbosa, Pacheco, Pereira, Ribeiro, Gabriel, Freitas, Queiroz, Henrique, Ferreira, Oliveira, Rodrigues, Guimaraes, Verissimo, Correa, Campos, Arruda, Araujo, Cruz, Rosa, Reis, Dias, Lara, Lima, Silva, Sousa, Souza, Alves, Fernandes, Assis, Cunha, Ramos, Rocha, Rivas, Gomes, Lopes, Janke, Mendes, Santos, Soares, Costa, and Nascimento