Across the world, Hielen (Hielen 
) is a very rare epicene first name. The forename Hielen is characteristic of Brazil, where it is an extremely rare girly name, and China, where it is an extremely rare male name. Likewise, Hielen is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Hielen | Germany, China, Colombia, United States, Brazil |