Surname Niyak (Niyak 
) , globally, is quite a common family name. The cognomen Niyak is habitual in Algeria, where it is quite a common surname, Morocco, where it is a rare surname, and Philippines, where it is a very rare surname. Measured by absolute frequency, it is the most numerous in Algeria, Morocco, and India. More frequently, Niyak is the forename as well as the last name.