Surname K'Üçük (K'Üçük 
) , in the world, is an extremely rare cognomen. The family name K'Üçük is characteristic of Western Asia, particularly Turkey, where it is an extremely rare surname. Very seldom, K'Üçük is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| K'Üçük | Turkey |