Surname Клаузнер (Klauzner 
, Klausner 
, Клаузнер 
) , around the world, is quite a rare cognomen. The cognomen Клаузнер is characteristic of Austria, where it is quite a common surname, Israel, where it is quite a rare surname, and Switzerland. Measured by absolute frequency, it is commonest in Austria, the United States, and Germany. Much less frequently, Клаузнер is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Klauzner | Australia, Poland, Brazil, United States, Israel |
| Klausner | Austria, Germany, Switzerland, United States, Israel |
| Клаузнер | Russia |