Family name Krusty (Krusty 
) , worldwide, is a very rare last name. The family name Krusty is habitual in Israel, where it is a very rare surname, France, and Spain, where it is an extremely rare surname. More frequently, Krusty is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Krusty | Australia, Germany, France, Spain, United States |