Surname Wittmer-Kliem (Wittmer-Kliem 
) , all around the world, is an extremely rare last name. The cognomen Wittmer-Kliem 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 Wittmer, and a last name Kliem.
| VARIANT | COUNTRY |
|---|---|
| Wittmer-Kliem | Germany |