Surname Kossaras (Kossaras 
) , throughout the world, is a very rare last name. The cognomen Kossaras is habitual in Greece, where it is a rare surname, Canada, where it is a very rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Kossaras | Greece, Canada, United States |