Surname Duilia (Duilia 
) , across the world, is a rare last name. The cognomen Duilia is characteristic of Latin America and the Caribbean, particularly Venezuela, where it is a rare surname, Nicaragua, where it is a very rare surname, and Argentina. In absolute terms, this name is the most popular in Latin America and the Caribbean, particularly Venezuela, Argentina, and Mexico. More frequently, Duilia is the forename as well as the last name.
Ruz, Romero, Rocchi, Denari, Garcia, Torres, Ocampo, Martins, Sanchez, Storani, Stucchi, Andrade, Pacheco, Jimenez, Castillo, Gonzalez, Ferreira, Oliveira, Olivares, Urdaneta, Silvestre, Rodriguez, Cuello, Cortes, Castro, Santos, Mora, Melo, Diaz, Dias, Lima, Silva, Sousa, Souza, Alves, Costa, Gutierrez, Paoli, Pinto, Rossi, Reyes, Gomez, Lopez, Lopes, Jesus, Manera, Moraes, Moreno, Perez, and Fernandez