Surname Никлаус (Nicklaus 
, Niklaus , Никлаус 
) , around the globe, is quite a common cognomen. The last name Никлаус is characteristic of Western Europe, particularly Switzerland, where it is quite a common surname, Germany, where it is quite a rare surname, and Luxembourg. In absolute terms, this name is the most popular in Germany, Switzerland, and the United States. Likewise, Никлаус is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Nicklaus, Niklaus | Germany, Malaysia, Switzerland, United States, France |
| Никлаус | Kyrgyzstan, Kazakhstan, Russia |