Cognomen Cecília (Cecilia 
, Caecilia 
, Cecília 
) , in the entire world, is a widespread last name. The cognomen Cecília is habitual in Latin America and the Caribbean, particularly Mexico, where it is a common surname, Uruguay, where it is quite a common surname, and Curacao (explore the name in all countries). Not in comparison with a country's population, it is commonest in Mexico, Nigeria, and Argentina. More prevalently, Cecília is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Cecilia | Nigeria, Philippines, Argentina, Brazil, Mexico |
| Caecilia | Philippines, South Africa, United States, Italy, Brazil |
| Cecília | Argentina, Sweden, United States, Italy, Brazil |
| Сесилия | Russia |
Caecilius, Caecus, Cecile, Cecilie, Cecylia, Cecílie, Celia, Celina, Celine, Cèlia, Cécile, Cécilia, Célia, Céline, Silke, Селин, Селина, Селия, Селія, Сесиль, Силке, Целина, Цецилия, Цецилія, סילקה, סליה, סלין, ססיליה, سيسيليا, سيليا, سيلين, カーシ, セシリア, セシル, セリア, 塞西莉亚, 席琳, 瑟林纳, 西尔克, and 西莉亚
| jeferson de santa cecília leader of a Candomblé temple |
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| maria cecília Brazilian sertanejo musician, BR (b. 1985) |
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| ana cecília |
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Melo, Moreira, Almeida, Andrade, Araújo, Cardoso, Barbosa, Pereira, Ribeiro, Tavares, Freitas, Monteiro, Medeiros, Carvalho, Teixeira, Ferreira, Oliveira, Rodrigues, Fernandes, Guimarães, Gonçalves, Nascimento, Machado, Marques, Martins, Vieira, Dias, Lima, Maria, Silva, Sousa, Souza, Alves, Costa, Cunha, Rocha, Albuquerque, Gomes, Nunes, Morais, Moraes, Mendes, Santos, Soares, Castro, Barros, Borges, Duarte, Lopes, and Vasconcelos