Family name Ileusa (Ileusa 
) , worldwide, is an extremely rare cognomen. Predominantly, Ileusa is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ileusa | Brazil |
Da, Maluta, Maciel, Morais, Mourao, Mendes, Medina, Santos, Salles, Soares, Stochi, Araujo, Araldi, Arruda, Vilela, Machado, Almeida, Barbosa, Pereira, Lacotiz, Oliveira, Magalhaes, Ogawa, Filho, Neves, Tomaz, Melo, Cruz, Lins, Lima, Matos, Major, Silva, Sousa, Souza, Alves, Rodrigues, Assis, Brito, Bueno, Peres, Pires, Rocha, Dutra, Gomes, Laura, Lopes, Jesus, Costa, and Casagrande