Surname Shiiko (Shiiko 
, Шийко 
) , in the entire world, is a rare family name. The surname Shiiko is habitual in Ukraine, where it is quite a rare surname, Russia, where it is a very rare surname, and Kazakhstan. Much less frequently, Shiiko is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Shiiko | Brazil, Russia, South Africa |
| Шийко | Kazakhstan, Russia, Ukraine |