Surname Traiko (Traiko 
) , worldwide, is a very rare last name. The cognomen Traiko is characteristic of Argentina, where it is a very rare surname, and the United States, where it is an extremely rare surname. Also, Traiko is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Traiko | Greece, Bulgaria, France, United States, Argentina |