Cognomen Kosiki (Kosiki 
) , around the globe, is a very rare family name. The family name Kosiki is characteristic of South Africa, where it is a very rare surname, India, where it is an extremely rare surname, and Brazil. Likewise, Kosiki is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kosiki | South Africa, Nigeria, United States, India, Brazil |