Family name Lauven (Lauven 
) , in the world, is a rare last name. The cognomen Lauven is habitual in Germany, where it is a rare surname, Australia, where it is a very rare surname, and Mexico, where it is an extremely rare surname. Much less frequently, Lauven is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Lauven | Germany, Philippines, Australia, Mexico, United States |