Surname ヨンク (Jonk 
, ヨンク) , all over the world, is quite a rare last name. The surname ヨンク is habitual in Netherlands, where it is quite a rare surname, Luxembourg, and Sri Lanka, where it is a rare surname. Not in comparison with a country's population, this name is the most popular in Netherlands, South Africa, and Indonesia. Very seldom, ヨンク is the forename as well as the last name.