Last name ニクラス (Niklas 
, Niclas 
, Nicklas 
) , around the world, is a common surname. The surname ニクラス is habitual in Germany, where it is quite a rare surname, Sweden, and Austria. In absolute terms, it is the most numerous in Germany, the United States, and Poland. More frequently, ニクラス is the forename as well as the last name.