Family name Sepp-Jürgen (Sepp-Jürgen 
) , all around the world, is an extremely rare surname. Much more frequently, Sepp-Jürgen is the forename as well as the last name. Parts of the name also exists independently as a last name Sepp, and a first name Jürgen.
| VARIANT | COUNTRY |
|---|---|
| Sepp-Jürgen | Germany |