Last name يوكا (Yoka 
, Yuka 
, Jukka 
) , around the world, is a widespread surname. The family name يوكا is habitual in the Democratic Republic of the Congo, where it is a common surname, the Republic of the Congo, where it is quite a common surname, and Egypt. In absolute terms, it is the most numerous in the Democratic Republic of the Congo, Egypt, and Indonesia. Very seldom, يوكا is the forename as well as the last name.