Family name Krool (Krool 
) , worldwide, is a very rare last name. The surname Krool is characteristic of South Africa, where it is a very rare surname, Israel, and Malaysia, where it is an extremely rare surname. Very seldom, Krool is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Krool | South Africa, Brazil, Malaysia, Peru, Israel |