Cognomen Younki (Younki 
) , in the world, is an extremely rare last name. The family name Younki is habitual in the United Kingdom, where it is an extremely rare surname, and the United States. Much more frequently, Younki is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Younki | South Korea, United Kingdom, United States, Morocco, Indonesia |