Last name Сейд-Яя (Сейд-Яя 
) , across the world, is an extremely rare surname. Predominantly, Сейд-Яя is the forename as well as the last name. Parts of the name also exists independently as a last name Сейд, and a first name Яя.
| VARIANT | COUNTRY |
|---|---|
| Сейд-Яя | Ukraine |