Surname Сеыдиев (Сеыдиев 
, Seydiev 
) , across the world, is a very rare last name. The last name Сеыдиев is habitual in Bulgaria, where it is a rare surname, Russia, where it is an extremely rare surname, and Spain.
| VARIANT | COUNTRY |
|---|---|
| Сеыдиев | Russia |
| Seydiev | Spain, Bulgaria |