Family name Синтия (Cynthia 
, Cintia , Sintiya 
) , across the world, is a widespread cognomen. The surname Синтия is habitual in Latin America and the Caribbean, particularly Mexico, where it is quite a common surname, Argentina, and Honduras (explore the name in all countries). Not in comparison with a country's population, this name is the most popular in Mexico, Nigeria, and Argentina. More frequently, Синтия is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Cynthia, Cintia | Brazil, Philippines, Argentina, Mexico, United States |
| Sintiya | Philippines, India, Nigeria, United States, Indonesia |
| Синтия | Russia, Bulgaria, Kyrgyzstan |