Surname السايس (السايس 
, Alsayes 
) , around the world, is quite a common family name. The cognomen السايس is characteristic of Palestinian Territory, where it is quite a common surname, Jordan, where it is quite a rare surname, and Egypt. Much less frequently, السايس is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| السايس | Saudi Arabia, Palestinian Territory, Syria, Egypt, Jordan |
| Alsayes | Saudi Arabia, Syria, Egypt, Lebanon, Jordan |