Cognomen Unnerstall (Unnerstall 
) , globally, is a rare last name. The surname Unnerstall is habitual in Albania, where it is a rare surname, Germany, and the United States, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Unnerstall | Germany, United Kingdom, United States, Canada, Albania |
|
lars unnerstall German footballer, DE (b. 1990) |
|
| thomas unnerstall (b. 1960) |
|
|
| ulrich unnerstall researcher |
|