Surname Humlen (Humlen 
) , in the entire world, is a rare family name. The family name Humlen is habitual in Norway, where it is quite a rare surname, Canada, where it is an extremely rare surname, and the United Kingdom. Not in comparison with a country's population, it is commonest in Norway, the United States, and Canada. Very seldom, Humlen is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Humlen | Canada, United Kingdom, United States, India, Norway |