Surname Tácio (Tácio 
) , in the world, is an extremely rare family name. The family name Tácio is habitual in Latin America and the Caribbean, particularly Brazil, where it is an extremely rare surname. More frequently, Tácio is the forename as well as the last name.
Maia, Ferraz, Felipe, Marques, Santana, Almeida, Andrade, Araújo, Camargo, Barreto, Barbosa, Ribeiro, Gabriel, Falcão, Queiroz, Medeiros, Carvalho, Henrique, Ferreira, Oliveira, Rodrigues, Fernandes, Duarte, Cabral, Araujo, Soares, Mota, Cruz, Bola, Reis, Dias, Lima, Luiz, Nery, Silva, Sousa, Gonçalves, Souza, Costa, Cunha, Brito, Ramos, Gomes, Lemos, Lopes, Mattos, Mendes, Santos, Alves, and Vasconcelos