Cognomen Kruecken (Kruecken 
) , in the world, is a rare family name. The last name Kruecken is characteristic of Germany, where it is a rare surname, Canada, where it is an extremely rare surname, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Kruecken | Germany, Canada, United States |
| reiner kruecken Canadian physicist, CA |
|