Cognomen Shiak (Shiak 
) , around the world, is quite a common family name. The last name Shiak is habitual in Western Asia, particularly Kuwait, where it is quite a rare surname, Saudi Arabia, and Oman, where it is a rare surname. In absolute terms, it is the most numerous in India, Saudi Arabia, and Bangladesh. Much less frequently, Shiak is the forename as well as the last name.