Cognomen Ilania (Ilania 
) , worldwide, is a very rare last name. The cognomen Ilania is habitual in Latin America and the Caribbean, particularly Nicaragua, where it is a rare surname, Venezuela, where it is a very rare surname, and Chile, where it is an extremely rare surname. In absolute terms, it most frequently occurs in Nicaragua, Venezuela, and Philippines. More frequently, Ilania is the forename as well as the last name.
Eka, Martins, Santana, Andrade, Cardoso, Batista, Pacheco, Pacatte, Pereira, Anderson, Carvalho, Calazans, Pinheiro, Leonardo, Teixeira, Ferreira, Oliveira, Conceicao, Rodrigues, Wandrowski, Gonçalves, Nascimento, Hofler, Passos, Buriti, Araujo, Mota, Melo, Cruz, Paes, Dias, Lima, Silva, Sousa, Souza, Alves, Fowler-Hughes, Costa, Brito, Rocha, Dezan, Gomes, Leite, Lopes, Jorge, Nunes, Santos, Soares, Cunha, and Mascarenhas