Surname Gaister (Gaister 
, Гайстер 
) , in the entire world, is a rare family name. The surname Gaister is habitual in Eastern Europe, particularly Belarus, where it is a rare surname, Russia, and Ukraine, where it is a very rare surname. In absolute terms, the name is most common in Russia, the United States, and Belarus. Very seldom, Gaister is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Gaister | Russia, Brazil, Peru, Germany, United States |
| Гайстер | Belarus, Ukraine, Kazakhstan, Russia |