Surname Гаптрауф (Гаптрауф 
) , across the world, is an extremely rare cognomen. The family name Гаптрауф is characteristic of Eastern Europe, particularly Russia, where it is an extremely rare surname. More frequently, Гаптрауф is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Гаптрауф | Kazakhstan, Russia, Ukraine |