In the entire world, Deppen (Deppen 
) is a very rare primarily masculine, but very infrequently girly forename. The forename Deppen is habitual in Eastern Asia, particularly China, where it is an extremely rare masculine name. Much more prevalently, Deppen is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Deppen | Germany, Switzerland, United States, Argentina, France |