Last name Schmitt-Willich (Schmitt-Willich 
) , throughout the world, is an extremely rare family name. The surname Schmitt-Willich is habitual in Western Europe, particularly Germany, where it is an extremely rare surname. Parts of the name also exists independently as a last name Schmitt, and a last name Willich.
| VARIANT | COUNTRY |
|---|---|
| Schmitt-Willich | Germany |