Cognomen Stich-Diem (Stich-Diem 
) , around the world, is an extremely rare surname. The surname Stich-Diem is characteristic of Western Europe, particularly Germany, where it is an extremely rare surname. Parts of the name also exists independently as a last name Stich, and a last name Diem.
| VARIANT | COUNTRY |
|---|---|
| Stich-Diem | Germany |