In the entire world, Гелерт (Gelert 
, Гелерт 
, Guelert 
) is an extremely rare boy's forename. Also, Гелерт is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Gelert | Norway, Germany, Poland, Denmark, United States |
| Гелерт | Kazakhstan, Ukraine, Russia |
| Guelert | Israel |
Geert, Gellert, Gellért, Gerald, Gerallt, Gerard, Gerardo, Gerardus, Gerd, Gerhard, Gerhardt, Geri, Gerold, Gerrit, Gert, Giraldo, Girard, Gérald, Gérard, Helert, Helyert, Геллерт, Геральд, Герардус, Геррит, Герт, Герхард, Джеральд, Джерард, Джерард, Жерар, Джерардо, Жерар, Жеро, Херардо, ג'ראלד, ג'רארד, גרהרד, ז'ראר, جيرار, جيرارد, جيرالد, غيرت, ジラード, 吉拉德, and 杰拉德
Гелерт is also a name for the fictitious and mythical characters: Gellert Grindelwald , the wizard in the Harry Potter universe, Fantastic Beasts: The Crimes of Grindelwald.