Family name Cocja (Cocja 
) , in the entire world, is a very rare cognomen. The cognomen Cocja is characteristic of Greece, where it is a rare surname, Canada, where it is a very rare surname, and the United Kingdom, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Cocja | Canada, Greece, United Kingdom, United States |
| gentian cocja association football player, AL (b. 1974) |
|