Last name Джок (Jok 
, Jock , Джок 
) , around the world, is a common family name. The surname Джок is characteristic of Guam, where it is quite a common surname, Morocco, where it is quite a rare surname, and South Sudan. In absolute terms, this name is the most popular in Morocco, Sudan, and Indonesia. Likewise, Джок is the forename as well as the last name.