Last name Сико (Shiko 
, Siko 
, Syko 
) , in the entire world, is a common surname. The surname Сико is habitual in Egypt, where it is quite a common surname, South Africa, where it is quite a rare surname, and Kenya. Likewise, Сико is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Shiko | Japan, Egypt, Kenya, South Africa, India |
| Siko | Egypt, Kenya, Indonesia, South Africa, India |
| Syko | Egypt, Indonesia, United States, India, Bangladesh |
| Сико | Kazakhstan, Russia, Ukraine |