Surname Síntia (Síntia 
) , throughout the world, is an extremely rare family name. The last name Síntia is habitual in Latin America and the Caribbean, particularly Brazil, where it is an extremely rare surname. More frequently, Síntia is the forename as well as the last name.
Fer, Varela, Vilela, Vieira, Marinho, Martins, Santana, Almeida, Araújo, Corrêa, Barbosa, Pereira, Roberta, Ribeiro, Carvalho, Natália, Ferreira, Oliveira, Gardin, Bereta, Coelho, Ascêncio, Sena, Dias, Leme, Lima, Maria, Malik, Silva, Sousa, Meirielly, Souza, Ramos, Rocha, Gomes, Lopes, Mattos, Moraes, Santos, Soares, Pires, and Guimarães