Last name Горнбахер (Горнбахер 
) , across the world, is a very rare surname. The family name Горнбахер is habitual in Kazakhstan, where it is a very rare surname, and Russia, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Горнбахер | Kazakhstan, Russia |
Hornbacher, and Hornbaher