Cognomen יוקה (Yuka 
, Jukka 
, יוקה 
) , all around the world, is quite a common last name. The family name יוקה is habitual in Finland, where it is quite a rare surname, Turkey, and Estonia. Not in comparison with a country's population, this name is the most popular in Indonesia, Turkey, and China. More frequently, יוקה is the forename as well as the last name.