Family name Laßen (Laßen 
) , globally, is a very rare last name. The cognomen Laßen is characteristic of Western Europe, particularly Germany, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Laßen | Germany |
| heinz laßen East German politician (1910-1977), PL (b. 1910) |
|
|
| uwe laßen (b. 1939) |
|