Last name Kléen (Kléen 
) , all over the world, is a very rare surname. The family name Kléen is characteristic of Northern Europe, particularly Sweden, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Kléen | Sweden |
|
emil kléen Swedish poet, SE (b. 1868) |
|
| caroline kléen SE (b. 1815) |
|