Cognomen Sayayin (Sayayin 
) , around the globe, is a rare surname. The surname Sayayin is habitual in Latin America and the Caribbean, particularly Panama, where it is a rare surname, Bolivia, and Colombia, where it is a very rare surname. Not in comparison with a country's population, it most frequently occurs in Bolivia, Philippines, and Panama. Much less frequently, Sayayin is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sayayin | Panama, Bolivia, Philippines, Mexico, Colombia |