Throughout the world, Klauser (Klauser 
, Клаузер 
) is a very rare gender-neutral forename. The first name Klauser is habitual in Southern Europe, particularly Italy, where it is a very rare unisex name. Predominantly, Klauser is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Klauser | Germany, Switzerland, Argentina, United States, Austria |
| Клаузер | Kazakhstan, Russia, Ukraine |