Cognomen شاك (Shak 
, Schack 
, شاك 
) , around the globe, is a common last name. The cognomen شاك is habitual in Western Asia, particularly Oman, where it is quite a common surname, Qatar, and Saudi Arabia (explore the name in all countries). In absolute terms, it most frequently occurs in Bangladesh, Saudi Arabia, and India. Much less frequently, شاك is the forename as well as the last name.