Surname Zulk (Zulk 
) , throughout the world, is a rare family name. The family name Zulk is characteristic of South-eastern Asia, particularly Malaysia, where it is a rare surname, Singapore, where it is a very rare surname, and Indonesia. In absolute terms, the name is most common in Indonesia, Malaysia, and the United States. Very seldom, Zulk is the forename as well as the last name.