Surname Гелдт (Гелдт 
, Geldt 
) , across the world, is a rare cognomen. The last name Гелдт is habitual in Germany, where it is a rare surname, Kazakhstan, where it is a very rare surname, and Russia.
| VARIANT | COUNTRY |
|---|---|
| Гелдт | Russia |
| Geldt | Germany, Kazakhstan, Russia |