Cognomen Kusca (Kusca 
) , in all the world, is a very rare family name. The surname Kusca is habitual in Turkey, where it is a very rare surname, South Africa, and India, where it is an extremely rare surname. Much less frequently, Kusca is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kusca | Uruguay, South Africa, India, Turkey, United States |