Surname Mardônio (Mardônio 
) , globally, is an extremely rare family name. The surname Mardônio is habitual in Latin America and the Caribbean, particularly Brazil, where it is an extremely rare surname. More frequently, Mardônio is the forename as well as the last name.
Paz, Fialho, Martins, Santana, Andrade, Pereira, Ribeiro, Júnior, França, Vieira, Queiroz, Linhares, Ferreira, Oliveira, Alcântara, Cassemiro, Rodrigues, Florencio, Magalhães, Carvalho, Barros, Castro, Aguiar, Maia, Mota, Melo, Lima, Neto, Silva, Sousa, Souza, Alves, Abreu, Costa, Brito, Pinto, Gomes, Lopes, Terra, Filho, Moraes, Santos, Gonçalves, and Nascimento