Last name Krupskiy (Крупский 
, Krupskiy 
) , all around the world, is quite a rare surname. The surname Krupskiy is characteristic of Belarus, where it is quite a common surname, Russia, where it is quite a rare surname, and Kazakhstan, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Крупский | Belarus, Russia, Kazakhstan, Ukraine |
| Krupskiy | Ukraine, Russia, Germany, United States |
| leonid krupskiy Russian footballer, RU (b. 1992) |
|