Family name Weilen (Weilen 
) , around the globe, is an extremely rare last name. The cognomen Weilen is characteristic of Honduras, where it is a very rare surname, the United Kingdom, where it is an extremely rare surname, and the United States. Also, Weilen is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Weilen | Brazil, Honduras, Philippines, United Kingdom, United States |
|
josef von weilen CZ (b. 1828) |
|
| alexander von weilen AT (b. 1863) |
|
|
| helene weilen Austrian writer (1898-1987), AT (b. 1898) |
|