Cognomen Каффенбергер (Каффенбергер 
) , in all the world, is an extremely rare last name. The surname Каффенбергер is habitual in Eastern Europe, particularly Russia, where it is an extremely rare surname. More frequently, Каффенбергер is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Каффенбергер | Armenia, Russia |