Cognomen نيكلاس (Niklas 
, Niclas 
, Nicklas 
) , in all the world, is a common last name. The surname نيكلاس is characteristic of Germany, where it is quite a rare surname, Sweden, and Austria. Measured by absolute frequency, it is the most numerous in Germany, the United States, and Poland. More prevalently, نيكلاس is the forename as well as the last name.